Answers
The density of the wooden cube is 0.638 g/cm³. The type of wood the cube is made of is ash.
How to find the density of object?The wooden cube has a edge length of 6 centimetres and a mass of 137.8 grams.
The density of the wood can be calculated as follows:
density = mass / volume
volume of the wood = l³
where
l = lengthTherefore,
volume of the wood = 6³
volume of the wood = 216 cm³
density of the wood = 137.8 / 216
density of the wood = 0.63796296296
density of the wood = 0.638 g/cm³
Therefore, the cube wood is made of ash.
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Related Questions
I will give brainlyest
based on the possessions you currently own and the possessions you plan on
purchasing before moving into an apartment, create a list of the contents and their value
(amount they are worth) that you would use in determining the cost of your renters insurance.
remember, if an item is not listed, then you will not be able to receive money in case it is lost or
stolen.
Answers
By accurately listing your possessions and their values, you can ensure that you will receive the appropriate amount of money in case any of your belongings are lost or stolen.
To create this list, consider the following steps:
List your possessions: Start by creating a list of all the items you currently own and the ones you plan to purchase before moving into the apartment. Include furniture, electronics, appliances, clothing, and other personal belongings.
Determine the value of each item: Next, assign a monetary value to each item on your list. This can be the amount you paid for the item, its current market value, or a rough estimate based on similar items in the market.
Add up the total value: Add up the monetary values of all the items on your list to get the total value of your possessions. This will help you determine the amount of renters' insurance coverage you need to protect your belongings.
Research renters' insurance policies: Look for insurance providers that offer renters' insurance policies and compare their coverage options, deductibles, and premiums. Choose a policy that best suits your needs and budget.
Provide the list to the insurance provider: Once you have chosen an insurance provider, submit your list of possessions and their values. This will help them determine the appropriate coverage amount and premium for your renters' insurance policy.
Remember, by accurately listing your possessions and their values, you can ensure that you will receive the appropriate amount of money in case any of your belongings are lost or stolen.
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A major car manufacturer wants to test a new engine to determine if it meets new air pollution standards. Safety regulations require that the mean emission of all engines of this type must be no greater than 20 parts per million (ppm) of carbon. If it is higher than that, they will have to redesign parts of the engine. A random sample of 25 engines is tested and the emission level of each is determined. The sample mean is calculated to be 20. 4 ppm and the sample standard deviation is calculated to be 2. 0 ppm. It is known that emission levels are normally distributed with standard deviation 1. 6 ppm. We would like to test whether the true mean emission level for the new engine is greater than 20 ppm. The test statistic for the appropriate test of significance is: ________
Answers
The test statistic for the appropriate test of significance is 2.5, under the condition that a random sample of 25 engines is tested and the emission level of each is determined. Then the mean sample is evaluated to be 20. 4 ppm and the sample standard deviation is calculated to be 2.0 ppm
The test statistics can be derived into the formula
t = (x'- μ) / (s / √n)
Here,
x' = sample mean
μ = hypothesized population mean
s = sample standard deviation
n = sample size.
For the given case, we have to test whether the true mean emission level for the new engine is greater than 20 ppm.
Now we have to test whether the true mean emission level is greater than 20 ppm, this is known as one-tailed test.
Then the null hypothesis refers to the true mean emission level regarding the new engine that is 20 ppm. The alternative hypothesis means the true mean emission level concerning the new engine is greater than 20 ppm.
Applying a significance level of 0.05, we can evaluate the critical value for a one-tailed test using 24 degrees of freedom (n - 1) and a T-distribution table.
Then the critical value is 1.711.
Then the given test statistic of 2.5 is greater than the critical value of 1.711, so we have to deny the null hypothesis and conclude that there is sufficient evidence to suggest that the true mean emission level for the new engine is greater than 20 ppm.
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Ms.smith and mr brown took attendance at the fire drill. the actual count of students and teaches was between 96 and 105. what is the absolute error
Answers
Ms. Smith and Mr. Brown's attendance count had an absolute error of 1.5 people. This means that the measured value was 1.5 people off from the actual value, which was between 96 and 105.
The absolute error is a measure of the difference between the actual value and the measured value. In this case, Ms. Smith and Mr. Brown took attendance at a fire drill and the actual count of students and teachers was between 96 and 105. Let's say they counted 100 people in total.
To find the absolute error, we need to subtract the measured value from the actual value. In this case, the absolute error would be |100 - 98.5| = 1.5, where 98.5 is the midpoint between 96 and 105.
This means that the attendance count was off by 1.5 people. It is important to note that absolute error is always positive and represents the magnitude of the difference between the actual and measured values.
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The absolute error is 0.5.
How to calculate absolute error range?
The absolute error is a measure of how far away a given estimate is from the actual value. In this case, we know that the actual count of students and teachers was between 96 and 105, but we don't know the exact number. Let's assume that Ms. Smith and Mr. Brown recorded the number of students and teachers as 100.
The absolute error is then calculated by taking the absolute value of the difference between the estimate and the actual value. In this case, the estimate is 100 and the actual value is somewhere between 96 and 105. So, the absolute error would be the difference between 100 and the midpoint between 96 and 105.
The midpoint between 96 and 105 is (96 + 105)/2 = 100.5. Therefore, the absolute error would be |100 - 100.5| = 0.5. So the absolute error in this case is 0.5.
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Your parents decide that they will help you out the first two months you are at college
by helping you buy groceries for your meals, but they won't cover the cost of you going
out to eat at restaurants or fast food.
for the first month you submit your receipts, 13 are for fast food and four for kroger, and
totaled $487. the second month you submit receipts for six fast food meals and two for
kroger, and totaled $232. the receipts do not list the per-item price.
a. write the two equations for the cost of buying groceries and meals. (4 points)
• 13f + 4k = 487
• 65+2k = 232
i
b. what were the average costs of one fast food meal and of one trip to kroger?
show your work and justify your thinking. (6 points)
Answers
a. The two equations for the cost of buying groceries and meals are 13f + 4k = 487 and 65+2k = 232
b. The average costs of one fast food meal and of one trip to kroger is $77.33
To calculate the average cost, we divide the total cost by the number of meals or trips. For example, in the first month, the total cost of fast food meals and grocery trips was $487, and there were 13 fast food meals and 4 grocery trips. Therefore, the average cost of a fast food meal can be calculated by dividing the total cost of fast food meals ($487) by the number of fast food meals (13):
Average cost of a fast food meal = $487 / 13 = $37.46
Similarly, we can calculate the average cost of a grocery trip in the first month by dividing the total cost of grocery trips ($487 - total cost of fast food meals) by the number of grocery trips (4):
Average cost of a grocery trip = ($487 - $37.46 x 13) / 4 = $89.38
Using the same method, we can calculate the average cost of a fast food meal and a grocery trip in the second month. In the second month, the total cost of fast food meals and grocery trips was $232, and there were 6 fast food meals and 2 grocery trips. Therefore, the average cost of a fast food meal is:
Average cost of a fast food meal = $232 / 6 = $38.67
And the average cost of a grocery trip is:
Average cost of a grocery trip = ($232 - $38.67 x 6) / 2 = $77.33
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Which of the lines below match the function given? y = x + 5 A graph with 4 lines, labeled A, B , C, and D. Line A contains the points 0 comma 0, and 2 comma 2. Line B contains the points 0 comma 5, and 2 comma 7. Line C contains the points 0 comma 0, and 2 comma 4. Line D contains the points 0 comma 2, and 1 comma 5.
Answers
Therefore , the solution of the given problem of function comes out to be Line B to the function y = x+5.
Describe function.On the midterm exam, there will be a variety of inquiries in each subject, including inquiries concerning both hypothetical and actual places as well as inquiries relating the creation of numerical variables. a diagram showing the relationships between different elements that cooperate to generate the same result. A service is composed of numerous distinctive components that cooperate to create distinctive results for each input.
Here,
The function is represented as
=> y = x + 5, which has a y-intercept of 5, a slope of 1, and a slope of 1.
By comparing the slope and y-intercept of each line to those of the function, we may determine which line best fits it.
Line A does not fit the function because it has a slope of 1 and a y-intercept of 0.
The function y = x + 5 is satisfied by line B, which has a slope of 1 and a y-intercept of 5.
Line C does not fit the function because it has a slope of 2 and a y-intercept of 0.
Line D does not fit the function because it has a slope of 3 and a y-intercept of 2.
Line B therefore corresponds to the function y = x+5.
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A lake currently has a depth of 30 meters. As sediment builds up in the lake, its depth decreases by 2% per year.
This situation represents:
A. Exponential decay
B. Exponential growth
The rate of growth or decay, r, is equal to:
A. 1. 02
B. 0. 02
C. 0. 98
So the depth of the lake each year is ______ times the depth in the previous year.
A. 0. 98
B. 0. 02
C. 1. 02
It will take between _____ years for the depth of the lake to reach 26. 7 meters.
A. 3 and 4
B. 11 and 12
C. 9 and 10
D. 5 and 6
Answers
The situation represents exponential decay.
The rate of growth or decay, r, is equal to 0.02.
So the depth of the lake each year is 0.98 times the depth in the previous year.
It will take between 11 and 12 years for the depth of the lake to reach 26. 7 meters.
The situation represents exponential decay, as the depth of the lake decreases by a constant percentage each year. The rate of decay is 2% per year, so the rate of growth or decay, r, is equal to 0.98 (1 - 0.02). This means that the depth of the lake each year is 0.98 times the depth in the previous year.
To find the number of years it will take for the depth of the lake to reach 26.7 meters, we can use the formula for exponential decay:\
D = D₀ *[tex]e^{(-rt)[/tex]
where D is the current depth, D₀ is the initial depth, r is the rate of decay, and t is the number of years.
Substituting the given values, we get:
26.7 = 30 * [tex]e^{(-0.02t)[/tex]
Solving for t, we get:
t = ln(26.7/30) / (-0.02) ≈ 11.33
Therefore, it will take between 11 and 12 years for the depth of the lake to reach 26.7 meters.
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What is the value of the x-coordinate of point A?
a) sin (pi/6)
b) cos (pi/6)
c) sin (pi/3)
d) cos (pi/3)
e) sin (2pi/3)
f) cos (2pi/3)
Answers
Without a diagram or additional information, it is impossible to determine the value of the x-coordinate of point A.
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Jose reads his book at an average rate of
2. 5
2. 5 pages every four minutes. If Jose continues to read at exactly the same rate what method could be used to determine how long it would take him to read
20
20 pages?
Answers
To determine how long it would take Jose to read 20 pages at his average rate, you can use a proportion.
Let x be the time in minutes it would take Jose to read 20 pages.
Then, you can set up the following proportion:
2.5 pages / 4 minutes = 20 pages / x minutes
To solve for x, you can cross-multiply:
2.5 pages * x minutes = 4 minutes * 20 pages
2.5x = 80
Finally, divide both sides by 2.5 to isolate x:
x = 32
Therefore, it would take Jose 32 minutes to read 20 pages at his average rate.
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solve the equation
(2\3)to the power of X=16\81
Answers
A triangle has base b and height h. The base is doubled. Complete the description of how the height
must change so that the area remains the same. Complete the explanation of the reasoning.
The area of the original triangle is - 0,6 2. The area of the new triangle is
$(201)2 =
-0,1 2. Therefore, the height must be
This must equal the original area,
(select)
Answers
When the base of a triangle is doubled, the height must be halved to maintain the same area. This is because the area of a triangle is proportional to the product of its base and height. Area of the new triangle is b₁h₂.
Given that a triangle has base b and height h, and the base is doubled. We need to find how the height must change so that the area remains the same.
The area of the original triangle is (1/2) b₁h₁.
Let's assume that the original base is b₁ and the original height is h₁.
Now, the base is doubled, so the new base is 2b₁.
Using the formula for the area of a triangle, we can find the area of the new triangle as
Area of the new triangle = (1/2) × base × height
= (1/2) × 2b₁ × h₂
= b₁h₂
where h₂ is the new height of the triangle.
Since we want the area of the new triangle to be equal to the area of the original triangle, we can equate the two expressions for the area
b₁h₁ = b₁h₂
Simplifying, we get
h₂ = h₁/2
Therefore, the height must be halved when the base is doubled to keep the area of the triangle constant.
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--The given question is incomplete, the complete question is given
" A triangle has base b and height h. The base is doubled. Complete the description of how the height
must change so that the area remains the same. Complete the explanation of the reasoning.
The area of the original triangle is (1/2) b₁h₁. The area of the new triangle is 1/2 (2b₁)h₂ =_____ This must equal the original area (1/2) b₁h₁. Therefore, the height must be_____"--
The maximum walking speed S, in feet per second, of and animal can be modeled by the equation S= square root of gL,where g+32ft/sec and L is the lenght, in feet, of the animal's leg. To the nearest hundredth,how ,amy times greater is the maximum walking speed of a giraffe with a leg of 6 feet than a hippopota,us with a leg of 3 feet?
Answers
The maximum walking speed of a giraffe with a leg of 6 feet is approximately 1.41 times greater than that of a hippopotamus with a leg of 3 feet.
What is the ratio of the maximum walking speed of a giraffe?The equation given in the problem, S= square root of gL, represents the maximum walking speed S of an animal with a leg of length L. To find the ratio of the maximum walking speed of a giraffe with a leg of 6 feet to that of a hippopotamus with a leg of 3 feet, we can plug in the values of g and L for each animal and calculate the ratio.
For the giraffe: S = √(g6) = √(326) ≈ 9.8 ft/sec
For the hippopotamus: S = √(g3) = √(323) ≈ 5.7 ft/sec
So the ratio of the maximum walking speed of a giraffe with a leg of 6 feet to that of a hippopotamus with a leg of 3 feet is approximately 9.8/5.7 ≈ 1.72 or 1.41 to the nearest hundredth.
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find the missing side length
Answers
Answer:
6.5
Step-by-step explanation:
Use pythagorean theorem:
[tex]a^{2} +b^{2} =c^{2}[/tex]
a=6
b=2.5
c=hypotenuse
[tex]6^{2} +2.5^{2} =c^{2}[/tex]
simplify
[tex]36 +6.25=c^{2}\\42.25=c^{2}[/tex]
take square root of both sides
[tex]c=6.5[/tex]
The missing side length is 6.5 units.
Hope this helps!
please help im stressing
Answers
To multiply these fractions, we can simplify each fraction first:
64e^2/5e * 3e/8e = (8*8*e*e)/(5*e) * (3*e)/(2*2*2*e)
Next, we can cancel out common factors between the numerators and denominators:
= (8*8*1*1)/(5*1) * (1*1)/(2*2*2*1)
= 64/5 * 1/8
= 8.
Answer:
24e^2/5e my answer needs to be 20+characters sooooooooooo
A= l . w
x is 3 and y is 7
(xy+1) (xy-1)
Answers
Answer:
462
Step-by-step explanation:
1. Start by substituting the value of x and and
2. You then multiply the substituted value in each brace and add 1 and subtract 1 from each bracket respectively
3. After getting your final answer in each bracket multiply them
4. You then get your final answer as 462
Please help!!!!!!
Carillo Industries collected $108,000 from customers in 2020. Of the amount collected, $25,000 was for services performed in 2019. In addition, Carillo performed services worth $36,000 in 2020, which will not be collected until 2021. Carillo Industries also paid $72,000 for expenses in 2020. Of the amount paid, $30,000 was for expenses incurred on account in 2019. In addition, Carillo incurred $42,000 of expenses in 2020, which will not be paid until 2021.
Whatâs the cash basis income and the accrual basis net income?
Answers
The cash basis income for Carillo Industries is $41,000 and the accrual basis net income is $35,000.
How are the income bases?
The cash basis income for Carillo Industries, based on the cash received and paid during the year, is $41,000. The accrual basis net income, based on revenue and expenses earned/incurred during the year, regardless of whether cash was exchanged, is $35,000.
In 2020, Carillo Industries collected $108,000 from customers, of which $25,000 was for services performed in 2019 and $36,000 will not be collected until 2021.
The company paid $72,000 for expenses in 2020, of which $30,000 was for expenses incurred in 2019, and $42,000 of expenses in 2020 will not be paid until 2021. By calculating the cash and accrual basis, Carillo Industries can understand its financial performance from different perspectives.
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Sammy Speedster drives a truck for the Quick 'N Fast Delivery
Service. Every day he drives a route from Houston to San Antonio, a
distance of 200 miles. In his logbook, he keeps a record of the
amount of time it takes to drive the route.
what's a reasonable domain and range?
Answers
In this scenario, the domain would be the set of all possible values for the amount of time it takes Sammy Speedster to drive from Houston to San Antonio. Since he is driving on a daily basis, the domain could be considered a continuous range from zero to some maximum value, perhaps 10 hours.
It's possible that Sammy could complete the trip in less than 3 hours if he were driving at a very high speed, but this would not be a common occurrence. Therefore, a reasonable domain could be considered to be between 3 and 10 hours.
The range, on the other hand, would be the set of all possible distances that Sammy could drive in the allotted time. Since we know that the distance is a constant 200 miles, the range would simply be 200 miles. It's possible that Sammy could drive more than 200 miles in a day if he were assigned additional routes, but this would not be relevant to this scenario.
In summary, a reasonable domain for Sammy's logbook would be between 3 and 10 hours, and the range would be a constant 200 miles.
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A backyard fencing company charges difference prices for different amounts of fences.
The company charges $30 per foot for fences up to 300 feet and $25 per foot for fences over 300 feet.
a) Write a piecewise defined function for the cost of fencing a backyard.
Answers
The piecewise defined function for fencing the backyard would be 30(300) + 25(x - 300), if x > 300, or 30x, if 0 < x ≤ 300, as seen below.
What is a piecewise function?A piecewise defined function is a function that is defined by different formulas on different intervals or "pieces" of its domain. This means that the formula used to calculate the output (the function value) of the function depends on the value of the input (the independent variable).
For this particular question, let C be the cost of fencing a backyard and let x be the length of the fence in feet. Then, we can write the piecewise defined function as:
C(x) = 30x, if 0 < x ≤ 300 OR
C(x) = 30(300) + 25(x - 300), if x > 300
In other words, if the length of the fence is less than or equal to 300 feet, the cost is simply 30 times the length of the fence. If the length of the fence is greater than 300 feet, the cost is the cost of the first 300 feet (30 times 300), plus 25 times the additional length of the fence beyond 300 feet.
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An insulated collar is made to cover a pipe. Find the volume of the material used to make the collar. Let r = 3 inches, R = 5 inches, and h = 21 inches. Use 3. 14 for p, and round to the nearest hundredth
Answers
The volume of the material used to make the insulated collar is 1060.56 cubic inches.
The volume of the material used to make the insulated collar can be determined as follows.
1. Identify the given dimensions:
inner radius (r) = 3 inches,
outer radius (R) = 5 inches, and
height (h) = 21 inches.
2. Use the formula for the volume of a cylinder:
V = πr^2h.
3. Calculate the volume of the outer cylinder with radius R:
V_outer = πR^2h = 3.14 * (5^2) * 21 ≈ 1653.3 cubic inches.
4. Calculate the volume of the inner cylinder with radius r:
V_inner = πr^2h = 3.14 * (3^2) * 21 ≈ 592.74 cubic inches.
5. Subtract the volume of the inner cylinder from the volume of the outer cylinder to find the volume of the material used:
V_material = V_outer - V_inner ≈ 1653.3 - 592.74 ≈ 1060.56 cubic inches.
The volume of the material is approximately 1060.56 cubic inches, rounded to the nearest hundredth.
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I need to find the expense and percent of the budget monthly total and annual expenses please help
Answers
The job in Lubbock is better as he would have more savings
The job in Lubbock has a lower income but also lower expenses and more savings
What is a Financial Goal?A financial goal is a specific and measurable objective that an individual or organization sets for themselves to achieve with their finances. It could be anything from saving for a down payment on a house, paying off debt, building an emergency fund, or planning for retirement.
The annual expenses in Austin is $36,000
The annual expenses in Lubbock is $30,000
The job in Lubbock is better and more viable and economical
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In a certain junior high school made the following expenses in raising a poultry farm: 3 large coops at ghc650 each, 1500 day old chicks at ghc75 for 100 chicks, 1000 bags of feed at ghc1.75 a bag, transport for conveying the 1000 bags of feed at 50gp per bag, druhs and vaccines at ghc120 , other expenses amounted to ghc13.60. a.) calculate the total expenditure
Answers
The total expenditure for raising the poultry farm is GHC 5458.60.
To calculate the total expenditure for raising the poultry farm, you need to sum up all the expenses:
1. Cost of 3 large coops at GHC650 each:
Total cost of coops = 3 coops * GHC650/coop
= GHC1950
2. Cost of 1500 day-old chicks at GHC75 for 100 chicks:
Total cost of chicks = (1500 chicks / 100 chicks) * GHC75
= GHC1125
3. Cost of 1000 bags of feed at GHC1.75 per bag:
Total cost of feed = 1000 bags * GHC1.75/bag
= GHC1750
4. Transport cost for conveying the 1000 bags of feed at 50gp (GHC 0.50) per bag:
Total transport cost = 1000 bags * GHC0.50/bag
= GHC500
5. Cost of drugs and vaccines at GHC120:
6. Other expenses amounted to GHC13.60.
Now, add up all these expenses to find the total expenditure:
= Cost of coops + Cost of chicks + Cost of feed + Transport cost + Cost of drugs and vaccines + Other expenses
= GHC1950 + GHC1125 + GHC1750 + GHC500 + GHC120 + GHC13.60
= GHC5458.60
So, the total expenditure is GHC5458.60.
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I have a $500 budget for an event what would be good food options that will be around the $500 mark if I have 50 guests attending?
Answers
Some good food options that could fit within $500 budget for 50 guests are Sandwich platters, Pizza, Tacos or burritos, Pasta, Finger foods.
With a $500 budget for 50 guests, you have approximately $10 per person for the food. Here are some food options that could fit within this budget:
Sandwich platters: You can order a variety of sandwich platters from a catering company or grocery store. These usually cost around $6-8 per person, leaving you with some money for drinks and dessert.
Pizza: You can order a few large pizzas for the group. Depending on the toppings and where you order from, this could cost around $10 per person.
Tacos or burritos: You can order a taco or burrito bar from a catering company or make them yourself. This could cost around $8-10 per person.
Pasta: You can make a large pot of pasta and serve it with salad and bread. This could cost around $5-8 per person.
Finger foods: You can make a variety of finger foods, such as chicken wings, meatballs, and vegetable platters. This could cost around $7-10 per person.
Remember to also consider any dietary restrictions or allergies your guests may have and provide options that accommodate those needs.
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Item #1 - Which set of data points could be modeled by a
decreasing linear function?
A. {(0, 0), (1, 8), (2, 15), (3, 22), (4, 30)}
B. {(0, 5), (1, 6), (2, 10), (3, 16), (4, 28)}
C. {(0, 50), (1, 42), (2, 33), (3, 25), (4, 16)}
D. {(0, 64), (1, 60), (2, 52), (3, 39), (4, 22)}
Answers
A set of data points could be modeled by a decreasing linear function include the following: C. {(0, 50), (1, 42), (2, 33), (3, 25), (4, 16)}.
What is a linear function?In Mathematics, a linear function is a type of function whose equation is graphically represented by a straight line on the cartesian coordinate.
For any given function, y = f(x), if the output value (range or y-value) is decreasing when the input value (domain or x-value) is increased, then, the function is generally referred to as a decreasing function.
By critically observing the set of data points, we can reasonably infer and logically deduce that it set C is decreasing as follows 50, 42, 33, 25, 16.
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Find the area of the region bounded by the curve y=sin(x) and
the x-axis between x=0 and x=4pi."
Answers
The area of the region bounded by the curve y=sin(x) and the x-axis between x=0 and x=4pi is 0.
To find the area of the region bounded by the curve y=sin(x) and the x-axis between x=0 and x=4pi, we can use the following steps:
1. Determine the function: In this case, the function is y=sin(x).
2. Identify the interval: The interval is from x=0 to x=4pi.
3. Integrate the function over the given interval: We'll integrate y=sin(x) with respect to x from 0 to 4pi.
∫(sin(x) dx) from 0 to 4pi.
4. Find the antiderivative: The antiderivative of sin(x) is -cos(x).
-∫(cos(x) dx) from 0 to 4pi.
5. Apply the fundamental theorem of calculus: We'll evaluate the antiderivative at the upper limit (4pi) and subtract the antiderivative evaluated at the lower limit (0).
[-cos(4pi)] - [-cos(0)]
6. Calculate the values: cos(4pi) = 1 and cos(0) = 1.
[-1] - [-1]
7. Determine the area: The area is the difference between the values calculated in step 6.
[-1 - (-1)] = 0
The area of the region bounded by the curve y=sin(x) and the x-axis between x=0 and x=4pi is 0.
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Given the diagonals of square ABCD intersect at M. If the measure of
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The value of x is 17.5 when the given diagonals of square ABCD points intersect at M and the measure 0f <MAD = 6x-15.
The diagonals are perpendicular bisectors of each other in a square and they intersect at the center of the square. By using diagonals we can divide the square into four congruent right triangles and assume that diagonals are all right angles (90 degrees).
let us consider the angle MAD as one of these angles. we can find the value of x by using the equation
6x - 15 = 90
6x = 105
x = 105/6
= 17.5.
Therefore, the value of the x is 17.5.
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The complete question is,
Given the diagonals of square ABCD points intersect at M: If the measure 0f <MAD = 6x-15, find the value of x Show the work that justifies your answer: M B Your answer
cual es el grado de polinomios de -8^3 xy^4
por favor me ayudan doy corona
Answers
The degree of the polynomial is 5.
How to find the degree of a polynomial?The degree of a polynomial is the maximum exponent of the polynomial.
In cases where we have more than one variable in the same term, we need to add the exponents of the variables.
Here we have:
[tex]-8^3 xy^4[/tex]
The exponents are:
x ----> 1
[tex]y^4 ---- > 4[/tex]
Adding that: 4 + 1 = 5
the degree is 5.
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Helpp me please i need to finish before flvs logs me out helppppp
question 2 (essay worth 10 points)
(05.05 mc)
a food truck did a daily survey of customers to find their food preferences. the data is partially entered in the frequency table. complete the table to analyze the data and answer the questions:
part a what percentage of the survey respondents do not like both hamburgers and burritos? (2 points)
part b: what is the marginal relative frequency of all customers that like hamburgers? (3 points)
part c: use the conditional relative frequencies to determine which data point has strongest association of its two factors. use complete sentences to explain your answer. (5 points)
Answers
Step 1: Examine the frequency table
Take a look at the frequency table provided and make sure you understand what it represents. The table should have two columns, one for food preference (hamburgers, burritos, or both) and one for frequency.
Step 2: Complete the frequency table
Complete the frequency table by filling in the missing values. You can do this by using the information provided in the problem statement. Remember that the total frequency should add up to the total number of survey respondents.
Step 3: Calculate percentages
Once the frequency table is complete, you can calculate the percentage of survey respondents who do not like both hamburgers and burritos. To do this, add up the frequency of respondents who selected "hamburgers only," "burritos only," and "neither" (since these respondents do not like both hamburgers and burritos), and divide by the total number of survey respondents. Multiply by 100 to convert to a percentage.
Step 4: Calculate marginal relative frequencies
To calculate the marginal relative frequency of all customers that like hamburgers, you need to divide the frequency of respondents who like hamburgers by the total number of survey respondents. This will give you a percentage.
Step 5: Use conditional relative frequencies
To determine which data point has the strongest association of its two factors, you can use conditional relative frequencies. To calculate the conditional relative frequency of, say, respondents who like hamburgers given that they also like burritos, you need to divide the frequency of respondents who like both hamburgers and burritos by the frequency of respondents who like burritos. Repeat this process for each combination of food preferences.
Step 6: Analyze the data
Based on the conditional relative frequencies you calculated, determine which data point has the strongest association of its two factors. In other words, which combination of food preferences is most likely to occur together? Explain your answer in complete sentences, using the data you calculated to support your reasoning.
I hope this helps! Let me know if you have any further questions or need additional assistance.
Question 6 < - Find the linear approximation of f(x) = In x at x = 1 and use it to estimate In(1.16). L(x) = In(1.16) Question Help: Video Message instructor Submit Question Question 5 Use linear ap
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The linear approximation of f(x) = ln(x) at x = 1 is L(x) = x - 1. Using this approximation, we can estimate ln(1.16) to be approximately 0.16.
The formula for the linear approximation of a function f(x) at a point x = a is given by L(x) = f(a) + f'(a)(x - a), where f'(a) is the derivative of f(x) evaluated at x = a.
In this case, f(x) = ln(x), so f'(x) = 1/x by the derivative of natural logarithm.
We are asked to find the linear approximation of f(x) = ln(x) at x = 1, so a = 1 in the formula.
Plugging in the values, we get L(x) = ln(1) + 1( x - 1) = x - 1.
Now, we can use this linear approximation L(x) = x - 1 to estimate ln(1.16) by plugging in x = 1.16, as given in the question.
L(1.16) = 1.16 - 1 = 0.16, which is our estimated value for ln(1.16) using the linear approximation.
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The carpet for the office you completed cost $576. If you're using the same carpet in the new client's bedroom, how much will it cost? Round up to the nearest whole dollar. (Hint: You may want to find the area of each room and the cost of the carpet per square foot. )
Answers
The cost of a similar carpet in the client's bedroom is $225 when the area of the bedroom is 120 square feet.
Given Data:
Cost of Carpet = $576
length of office room = 16
Width of office room = 19.2
length of Bedroom = 12
Width of Bedroom = 10
We need to determine the area of the office and the bedroom. we can determine it by using the Area of a rectangle formula which is given as,
Area of a rectangle = length × width
Area of Office = length of office room × width of office room
= 16 × 19.2
= 307.2 square feet
Area of Bedroom = length of Bedroom × width of Bedroom
= 12 × 10
= 120 square feet
Therefore, the area of the office is 307.2 square feet, and the area of the Bedroom is 120 square feet.
From the above data, the area of the office is 307.2 square feet and the carpet will cost $576 for the office. we need to find the cost of the carpet for the 120 square feet bedroom, let's assume the cost as x, and cross multiply we get,
x = 120 × 576 / 307.2
x = 69120 / 307.2
x = $225
Therefore, the cost of the bedroom carpet is $225.
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If alpha and beta are zeroes of the quadratic equation x^2-6x+a; find the value of ‘a’ if 3a+2beta=20
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The value of a is -16
If α and β are zeroes of the quadratic equation x²-6x+a, then we know that:
α + β = 6
α * β = a
We are also given that 3α + 2β = 20.
3α + 2β = 20
3(α + β) - α = 20
3(6) - α = 20
18 -α = 20
18 - 20 = α
α = -2
Substituting α = -2 into the equation α + β = 6, we get:
- 2 + β = 6
beta = 8
Therefore, α = -2 and β = 8, and we can find a using the equation α * β = a:
a = α * β
= - 2 * 8
= 16
Therefore, the value of a is -16
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A particle moves on a coordinate line with acceleration d²s/dt = 30 sqrt(t) – 12/ sqrt(t) subject to the conditions that ds/dt = 12 and s = 16 when t= 1. Find the velocity v = ds/dt in terms of t and the position.
The velocity v = ds/dt in terms of t is v =
Answers
The velocity v = ds/dt in terms of t and the position s is: [tex]v = 15t^{(3/2)} - 8t^{(1/2)} + 6[/tex] and [tex]s = 5t^{(5/2)} - 16t^{(3/2)} + 6t + 27[/tex] respectively.
To find the velocity v = ds/dt in terms of t and the position s, we first need to integrate the acceleration equation with respect to time to get the velocity equation:
d²s/dt² = 30 sqrt(t) – 12/ sqrt(t)
Integrating both sides with respect to t, we get:
ds/dt = 30/2 * t^(3/2) - 12 * 2/3 * t^(1/2) + C₁
where C₁ is the constant of integration.
Using the condition ds/dt = 12 when t = 1, we can solve for C₁:
12 = 30/2 * 1^(3/2) - 12 * 2/3 * 1^(1/2) + C₁
C₁ = 6
Substituting this value of C₁ back into the velocity equation, we get:
ds/dt = 15t^(3/2) - 8t^(1/2) + 6
Now, we can integrate the velocity equation to get the position equation:
s = 5t^(5/2) - 16t^(3/2) + 6t + C₂
where C₂ is the constant of integration.
Using the condition s = 16 when t = 1, we can solve for C₂:
16 = 51^(5/2) - 161^(3/2) + 6*1 + C₂
C₂ = 27
Substituting this value of C₂ back into the position equation, we get:
s = 5t^(5/2) - 16t^(3/2) + 6t + 27
Therefore, the velocity v = ds/dt in terms of t and the position s is: v = 15t^(3/2) - 8t^(1/2) + 6 and s = 5t^(5/2) - 16t^(3/2) + 6t + 27 respectively.
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