Answer:
0.80x400
Step-by-step explanation:
Find the distance between the two points in simplest radical form.
(
8
,
6
)
and
(
3
,
−
6
)
(8,6) and (3,−6)
The distance between the two points (8,6) and (3,-6) in simplest radical form is √169 units.
The complete question is :
Find the distance between the two points in simplest radical form.
(8,6) and (3,−6)
What is the distance between the two points?The distance formula used in finding the distance between two points is expressed as;
D = √( ( x₂ - x₁ )² + ( y₂ - y₁ )² )
Given that. the two points are (8,6) and (3,-6).
Substituting the values into the formula, we get:
d = √((3 - 8)² + (-6 - 6)²)
Simplifying the expression inside the square root:
d = √((-5)² + (-12)²)
d = √(25 + 144)
d = √169
Therefore, the distance is √169 units.
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Garden canes have lengths that are normally
distributed with mean 208. 5cm and standard
deviation 2. 5cm. What is the probability of the length
of a randomly selected cane being between 205cm
and 210cm? Correct to 3 decimal places
The probability of the length of a randomly selected cane being between 205cm and 210cm is approximately 0.645 (rounded to 3 decimal places).
To find the probability of the length of a randomly selected cane being between 205cm and 210cm, we need to calculate the z-scores for these values and then use the standard normal distribution.
The z-score formula is given by:
z = (x - μ) / σ,
where x is the observed value, μ is the mean, and σ is the standard deviation.
For 205cm:
z1 = (205 - 208.5) / 2.5 = -1.4
For 210cm:
z2 = (210 - 208.5) / 2.5 = 0.6
Now, we can use a standard normal distribution table or a calculator to find the probability between these two z-scores.
Using a standard normal distribution table or a calculator, we find that the probability associated with z1 = -1.4 is approximately 0.0808, and the probability associated with z2 = 0.6 is approximately 0.7257.
To find the probability between these two z-scores, we subtract the probability corresponding to z1 from the probability corresponding to z2:
P(205cm < length < 210cm) ≈ P(z1 < z < z2) ≈ P(z < 0.6) - P(z < -1.4) ≈ 0.7257 - 0.0808 ≈ 0.6449.
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Spencer spent 10 minutes on the phone while routing 5 phone calls. If he routes 28 phone calls, how much time will Spencer have spent on the phone in total? Solve using unit rates
Spencer will be on the phone for 56 minutes in total if he routes 28 calls.
To solve problemUsing unit rates, we can calculate how long Spencer will spend on the phone when routing 28 calls if he spent 10 minutes on the phone while routing 5 calls.
The amount of time spent on each phone call is the unit rate. In this instance, the unit fee is 10 minutes / 5 phone calls = 2 minutes each call.
In order to determine how much time Spencer will spend on the phone when routing 28 calls, we can use this unit rate as follows:
Time on phone = unit rate times the number of calls.Time on phone = 2 minutes per phone call x 28 phone callsTime on phone = 56 minutesTherefore, Spencer will be on the phone for 56 minutes in total if he routes 28 calls.
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Lana plotted 3 vertices of a square on a coordinate plane. Which are the coordinates of the missing vertex of Lana's square?
These values (x4, y4) represent the coordinates of the missing vertex of Lana's square.
Find out the coordinates of the missing vertex?To determine the missing vertex of Lana's square, we need to know the location of the three given vertices. Let's assume that Lana plotted the vertices in a clockwise direction, starting from the top left.
If we denote the coordinates of the first vertex as (x1, y1), the second vertex as (x2, y2), and the third vertex as (x3, y3), then the coordinates of the missing vertex can be found as follows:
1. Calculate the distance between the first and second vertices:
d1 = sqrt((x2 - x1)^2 + (y2 - y1)^2)
2. Calculate the distance between the second and third vertices:
d2 = sqrt((x3 - x2)^2 + (y3 - y2)^2)
If the square is regular (i.e., all sides are of equal length), then d1 = d2. Otherwise, the shape is not a square.
3. Calculate the midpoint between the first and second vertices:
xm = (x1 + x2) / 2
ym = (y1 + y2) / 2
4. Calculate the vector that goes from the midpoint to the third vertex:
vx = x3 - xm
vy = y3 - ym
5. Calculate the coordinates of the missing vertex by adding the vector to the midpoint:
x4 = xm + vx
y4 = ym + vy
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A bag contains 5 red marbles, 6 blue marbles and 3 green marbles. If three marbles are drawn out of the bag, what is the exact probability that all three marbles drawn will be red?
Step-by-step explanation:
5 + 6 + 3 = 14 marbles 5 are red
1st marble red = 5 out of 14 = 5/14
now there are 13 marbles 4 are red
2nd marble red 4/13
and finally , 3rd marble red = 3/12
5/14 * 4/13 * 3/12 = 5/182 chance for three reds
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6.7 times 10 to the power of 8 order of operations with scientific notation
6.7 times 10 to the power of 8 in scientific notation is [tex]6.7\times 10^8.[/tex]
To solve this problemWe must adhere to the norms of the acronym PEMDAS, which stands for Parentheses, Exponents, Multiplication and Division and Addition and Subtraction, in that sequence to conduct the order of operations with scientific notation for 6.7 × 108.
Write the number 6.7.
Multiply it by 10 raised to the power of 8. This means you move the decimal point 8 places to the right.
[tex]6.7\times 10^8[/tex]
The final answer is 670,000,000 in standard form or [tex]6.7\times 10^8[/tex] in scientific notation.
Therefore, 6.7 times 10 to the power of 8 in scientific notation is [tex]6.7\times 10^8.[/tex]
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The probability that Oscar gets heads and an even number is. The probability that Oscar gets tails and a prime number less than 4 is.
The probability of getting heads and an even number is 1/4, and the probability of getting tails and a prime number less than 4 is 1/6.
How to calculate coin toss probabilities?To solve this, we need to use the multiplication rule of probability, which states that the probability of two independent events occurring together is the product of their individual probabilities.
Let's first find the probability of getting heads and an even number. Since there are two equally likely outcomes when flipping a coin (heads or tails), and three equally likely outcomes when rolling a die (1, 2, 3, 4, 5, or 6), the probability of getting heads and an even number is:
P(heads and even) = P(heads) x P(even)
= 1/2 x 3/6
= 1/4
Next, let's find the probability of getting tails and a prime number less than 4. The prime numbers less than 4 are 2 and 3. So, the probability of getting tails and a prime number less than 4 is:
P(tails and prime) = P(tails) x P(prime)
= 1/2 x 2/6
= 1/6
Therefore, the probability that Oscar gets heads and an even number is 1/4, and the probability that Oscar gets tails and a prime number less than 4 is 1/6.
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Find the sum of the geometric series for those x for which the series converges.
∑ -1^n((x-4)/6)^n
The sum of the geometric series for the converging x values in the range -2 < x < 10 is 3. Hi! I'd be happy to help you find the sum of the given geometric series.
The geometric series converges if the common ratio, r, satisfies |r| < 1. In this case, the common ratio r is ((x-4)/6). Thus, we need to find the x values for which:
-1 < (x-4)/6 < 1
Multiplying all sides by 6, we get:
-6 < x-4 < 6
Adding 4 to all sides, we find the range of x:
-2 < x < 10
Now that we have the range for which the series converges, we can find the sum of the series. The sum of an infinite geometric series is given by the formula:
S = a / (1 - r)
Here, 'a' is the first term, which is (-1)^0 * ((x-4)/6)^0 = 1, and 'r' is ((x-4)/6). Plugging in the values, we get:
S = 1 / (1 - (x-4)/6)
Simplifying the denominator, we get:
S = 1 / (2/6) = 1 / (1/3) = 3
So, the sum of the geometric series for the converging x values in the range -2 < x < 10 is 3.
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only answer if you know! NO SPAM PLEASE. Must show all calculations and answer both questions!! Please make sure you double check your answer! Will mark brainliest!
Answer:
5. 0
6. a: π/3; b: 45π/2 m ≈ 70.69 m; c: 30/π min ≈ 9.549 min; d: π/900 rad/s; e: 0.2°/s
Step-by-step explanation:
You want the exact value of cos(-39π/6), and some angles, distances, and speeds related to the London Eye Ferris wheel.
5. Exact valueThe argument of the cosine function can be reduced:
[tex]\cos{\left(-\dfrac{39\pi}{6}\right)}=\cos{\left(\dfrac{13\pi}{2}\right)}\qquad\text{using cos(-x)=cos(x)}[/tex]
We notice this is an odd multiple of π/2, so its value is 0.
cos(-39π/6) = 0
6. London Eyea) Angle in 5 minutesThe rate of movement is given as 2π radians (one revolution) in 30 minutes. Then the angle in 5 minutes is ...
(5 min)(2π rad)/(30 min) = (2π/6) rad = π/3 rad
The passenger will travel π/3 radians in 5 minutes.
b) Distance in 5 minutesThe arc length is given by ...
s = rθ . . . . . . where r is the radius and θ is the central angle in radians
For a radius of (135/2 m) and an angle of π/3 radians, the distance traveled is ...
s = (135/2 m)(π/3) = 45π/2 m ≈ 70.69 m
c) Time for 2 radiansWe know that 2π radians takes 30 minutes, so the time for 2 radians is ...
t = (2 rad)·(30 min)/(2π rad)
t = 30/π min ≈ 9.549 min . . . . about 9:32.96 min
d) Radians per secondThe angular velocity is ...
(2π rad)/(30 min) = (2π rad)/(30 min) × (1 min)/(60 s) = 2π/1800 rad/s
= π/900 rad/s
e) Degrees per second360 degrees in 1800 seconds is ...
360°/(1800 s) = (1/5)°/s
The wheel turns at the rate of 1/5 degree per second.
__
Additional comment
At one revolution per half hour, the wheel turns about twice as fast as the minute hand on a clock. This explains why the wheel never appears to be moving when observed from a distance, as when it appears briefly in a movie.
How much will the monthly payment be for a new car priced at $29,950 if the current finance rate is 36 months at 3. 16%? Include financing the 8% TT&L and make a 25% down payment.
I need the answer fast!!
The monthly payment for a new car priced at $29,950 with financing the 8% TT&L and making a 25% down payment at a current finance rate of 3.16% for 36 months is approximately $698.62.
How to find calculate the monthly payment?
To calculate the monthly payment for a new car priced at $29,950 with the current finance rate of 3.16% for 36 months, we need to consider several factors, including the down payment and taxes.
First, we need to calculate the total cost of the car, including the taxes, title, and license (TT&L) fees. We can do this by adding 8% of the car's price ($29,950) to the price of the car, which comes to $32,346 ($29,950 + 8% of $29,950).
Next, we need to calculate the amount of the down payment. A 25% down payment on $32,346 comes to $8,086.50 ($32,346 x 0.25).
Subtracting the down payment from the total cost of the car gives us the amount we need to finance, which is $24,259.50 ($32,346 - $8,086.50).
Now, we can use a loan calculator to determine the monthly payment. Based on these figures, the monthly payment would be approximately $698.62 per month for 36 months.
In summary, to calculate the monthly payment for a new car priced at $29,950 with the current finance rate of 3.16% for 36 months, we need to consider the total cost of the car, including taxes and fees, the down payment, and the amount to be financed. The monthly payment is then calculated using a loan calculator, which gives us a monthly payment of $698.62 for 36 months.
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Hello, please help me answer this geometry problem asap. Question shown in image below. Thanks :)
Answer:
[tex] \: \frac{11}{1620} \: \pi^{2} [/tex]
Step-by-step explanation:
I think this is it. But if you find a mistake somewhere let me know? I'm confused because the answer seems a little weird. Like 11/1620 pi² really?
Also at the bottom I wrote "area of sector =" but the area got cut off
You work for a contractor a customer wants you to install chicken wire along the perimeter of a rectangular garden that measures 8 feet by 6 feet what is the perimeter of a what is the perimeter in feet of the garden
The perimeter of the 8 feet by 6 feet rectangular garden is 28 feet.
We will need to install chicken wire along this entire length to satisfy the customer's requirements. Good luck with your project!
To find the perimeter of a rectangular garden, you can use the formula:
Perimeter = 2(Length + Width). In this case, the garden measures 8 feet by 6 feet,
so the length is 8 feet and the width is 6 feet.
Add the length and width.
8 feet + 6 feet = 14 feet
Multiply the sum by 2.
2(14 feet) = 28 feet.
The perimeter of the rectangular garden is 28 feet.
As a contractor, you will need to install chicken wire along this entire 28 feet of the garden's perimeter to meet the customer's request.
Remember to choose the appropriate type of chicken wire, considering factors such as durability, mesh size, and material (e.g., galvanized steel or plastic).
Additionally, we may need to install supporting posts at regular intervals to ensure the stability and effectiveness of the chicken wire fence.
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A magazine provided results from a poll of 15001500 adults who were asked to identify their favorite pie. Among the 15001500 respondents, 1414% chose chocolate pie and the margin of error was given as plus or minus ±3±3 percentage points.
a. What values do ^p^, ^q^, n, E, and p represent?
b. If the confidence level is 9999%, what is the value of α?
Answer:
Step-by-step explanation:
12,787
a. ^p^ represents the proportion of adults who chose chocolate pie, ^q^ represents the proportion of adults who did not choose chocolate pie, n represents the sample size, E represents the margin of error, and p represents the population proportion.
b. The value of α for a 99.99% confidence level is 0.0001.
a. ^p^ represents the sample proportion of adults who chose chocolate pie, ^q^ represents the proportion of adults who did not choose chocolate pie (1 - ^p^), n represents the sample size of 1500, E represents the margin of error of ±3 percentage points (0.03), and p represents the population proportion of adults who choose chocolate pie.
b. To find the value of α for a 99.99% confidence level, we need to subtract the confidence level from 100% to get the level of significance, which is 0.0001. This means that there is a 0.0001 probability of rejecting the null hypothesis when it is actually true.
The level of significance (α) is used to determine the critical value for the test statistic, which is then used to determine whether or not to reject the null hypothesis.
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!!this is for financial mathematics!! please check if I am correct, thank youu :)
The total interest on a 20-year, 5.26% loan with a principal of $50,000 is $52,600.
How to calculate the interestFrom the information,
Principal: $50,000
Interest rate: 5.26%
Loan duration: 20 years
Total Interest = (Principal x Interest Rate x Loan Duration) / 100
Plugging in the values we have, we get:
Total Interest = (50,000 x 5.26 x 20) / 100
Total Interest = $52,600
The interest is $52600.
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which equations have the same solution
0.3=x-5/13
1.2=x-0.8/4
0.4=x-1.2/8
0.9=x-0.1/5
Mabel saved up her money and bought a model train. Each of the 8 cars on the train was the same length. When Mabel put all the cars together, the train was 3 feet long. How long was each car?
Each car on Mabel's train is a little less than half a foot long i.e., 3/8 feet long, or 0.375 feet long. This is solved by using simple mathematical operations.
To find the length of each car on Mabel's train, we can use the formula:
Total length of train = length of one car × number of cars
We are given that Mabel's train has 8 cars and is 3 feet long, so we can substitute those values into the formula and solve for the length of one car:
3 = x × 8
where x is the length of one car.
To solve for x, we can divide both sides by 8:
3/8 = x
Therefore, each car on Mabel's train is 3/8 feet long, or 0.375 feet long.
In other words, each car is a little less than half a foot long.
To help visualize this, imagine dividing the 3-foot length of the train into 8 equal parts. Each part would be 3/8 feet long, which is the length of one car. So when Mabel puts all 8 cars together, they form a train that is 3 feet long.
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Ryan went shopping and purchased two shirts for $16 each, and a pair of sneakers that cost 2 1/2 times as much as a shirt. How much money did Ryan spend?
Answer:
Ryan spent $72 on his shopping trip.
Step-by-step explanation:
To find out how much money Ryan spent, we need to add up the cost of the shirts and the sneakers.
First, we know that Ryan purchased two shirts for $16 each. So we can find the total cost of the shirts by multiplying the cost per shirt by the number of shirts:
$16 per shirt x 2 shirts = $32So the total cost of the shirts is $32.
Next, we know that Ryan purchased a pair of sneakers that cost 2 1/2 times as much as a shirt. We can use this information to find the cost of the sneakers.
If the cost of a shirt is $16, then we can find the cost of the sneakers by multiplying $16 by 2 1/2:
$16 x 2 1/2 = $16 x 2.5 = $40So the cost of the sneakers is $40.
Finally, we can find the total cost of Ryan's shopping trip by adding up the cost of the shirts and the sneakers:
$32 + $40 = $72Therefore, Ryan spent $72 on his shopping trip.
please answer the question attached brainliest to however answers first.
Step-by-step explanation:
number 2
number 3
number 6
number 7
Mr. ream mixes 12 cups of paint in a large bowl. he used the paint to fill 40 small dishes with 2 fluid ounces of paint each. how many cups of paint does mr. ream have left in the bowl
Mr. Ream has 7 cups of paint left in the bowl.
There are 12 cups of paint, which is equivalent to 192 fluid ounces of paint (1 cup = 16 fluid ounces). Mr. Ream filled 40 small dishes with 2 fluid ounces of paint each, for a total of 80 fluid ounces of paint used (40 x 2 = 80).
Therefore, Mr. Ream has 192 - 80 = 112 fluid ounces of paint left in the bowl.
To convert this to cups, we divide by 16 (1 cup = 16 fluid ounces):
112/16 = 7 cups
Therefore, Mr. Ream has 7 cups of paint left in the bowl.
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Tres amigos compran un pan Francés. Antoni comió 7/9 y Miguel
Eduardo comió 5/9. ¿Qué parte del pan Francés quedó para Fabian?
Answer:
Si Antoni comió 7/9 del pan francés y Miguel Eduardo comió 5/9, entonces la cantidad total de pan que comieron juntos es 7/9 + 5/9 = 12/9.
Esto significa que los tres amigos comieron 12/9 del pan, lo cual es equivalente a 4/3 del pan francés.
Para encontrar la cantidad de pan que quedó para Fabian, podemos restar 4/3 del pan francés de la cantidad total del pan francés, que es 1. Entonces:
1 - 4/3 = 3/3 - 4/3 = (3 - 4)/3 = -1/3
Esto significa que Antoni y Miguel Eduardo comieron más del pan francés de lo que había disponible, lo que no es posible. Por lo tanto, no hay una cantidad del pan francés que quedó para Fabian.
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the acme company manufactures widgets. the distribution of widget weights is bell-shaped. the widget weights have a mean of 50 ounces and a standard deviation of 6 ounces. use the standard deviation rule, also known as the empirical rule. suggestion: sketch the distribution in order to answer these questions. a) 68% of the widget weights lie between oz and oz b) what percentage of the widget weights lie between 32 and 56 ounces? % c) what percentage of the widget weights lie below 62
Answer: this is the answer
Step-by-step explanation:
the acme company manufactures widgets. the distribution of widget weights is bell-shaped. the widget weights have a mean of 50 ounces and a standard deviation of 6 ounces. use the standard deviation rule, also known as the empirical rule. suggestion: sketch the distribution in order to answer these questions. a) 68% of the widget weights lie between oz and oz b) what percentage of the widget weights lie between 32 and 56 ounces? % c) what percentage of the widget weights lie below 62
You are planning on buying yourself a car when you graduate college with cash, you have saved $15,000 so far. The car you will buy is valued at $26,795. You are offered a couple of options in terms of investing the $15,000 you currently have. Explore the options and determine which one will get you $26,795 the fastest. Bank 'A' provides a 5. 45% interest rate, compounding continuously, how long will it take you, in years, if you invest $15,000 to make enough to buy the car? (round your answer to the nearest tenth) Bank "B" provides a 5. 75% interest rate, compounding monthly, how long will it take you, in years, if you invest $15,000 to make enough to buy the car? (round your answer to the nearest tenth) *
The option of bank B investment will allow to reach goal of buying the car the fastest compare to bank A it will take approximately 8.4 years
Saved amount = $15,000
Value of the car = $26,795
Use the formula for compound interest to calculate the time it will take to reach $26,795 for each bank,
Bank A,
Initial investment ' P ' = $15,000
Annual interest rate ' r ' =5.45%
= 0.0545
compounded continuously 'n' = infinity
Target amount 'A' = $26,795
The formula for continuous compounding is,
A = P[tex]e^{rt}[/tex]
Substituting the values, we get,
⇒ 26,795 = 15,000 × [tex]e^{(0.0545t)}[/tex]
Solving for t, we get,
⇒ t = (log(26,795/15,000))/(0.0545)
≈ 9.4 years
It will take approximately 9.4 years to reach the target amount if we invest in Bank A.
Bank B,
Initial investment ' P ' = $15,000
Annual interest rate ' r ' =5.75%/12
= 0.00479 (monthly interest rate)
n = 12 compounded monthly
Target amount 'A' = $26,795
The formula for monthly compounding is,
A = [tex]P\times( 1+ r/n)^{nt}[/tex]
Substituting the values, we get,
26,795 = [tex]15,000 \times(1+0.00479/12)^{12t}[/tex]
Solving for t, we get,
t = (1/12) × (log(26,795/15,000))/(log(1+0.00479/12))
≈ 8.4 years
It will take approximately 8.4 years to reach the target amount if we invest in Bank B.
Therefore, investment in Bank B will allow you to reach your goal of buying the car the fastest, taking approximately 8.4 years.
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The solution to the exact differential equation (5t^2 + 8y) dy + (10yt + 9t^2) = 0 is
To solve the exact differential equation (5t^2 + 8y) dy + (10yt + 9t^2) = 0, we need to check if it is exact or not. We do so by taking partial derivatives with respect to y and t:
∂/∂y (5t^2 + 8y) = 8
∂/∂t (10yt + 9t^2) = 10y + 18t
Since these partial derivatives are not equal, the equation is not exact. To make it exact, we can multiply the entire equation by a integrating factor, which is given by:
μ = e^(∫(∂/∂t)(10yt + 9t^2) dt) = e^(∫(10y + 18t) dt) = e^(10yt + 9t^2)
Multiplying both sides of the equation by μ, we get:
(5t^2 + 8y)e^(10yt + 9t^2) dy + (10yt + 9t^2)e^(10yt + 9t^2) dt = 0
Now, we can check if this equation is exact:
∂/∂y (5t^2e^(10yt + 9t^2) + 8ye^(10yt + 9t^2)) = 10te^(10yt + 9t^2)
∂/∂t ((10ye^(10yt + 9t^2)) + (9t^2e^(10yt + 9t^2))) = 10ye^(10yt + 9t^2) + 18t^2e^(10yt + 9t^2)
These partial derivatives are equal, so the equation is exact. Therefore, we can find a potential function Φ such that:
∂Φ/∂y = 5t^2e^(10yt + 9t^2) + 8ye^(10yt + 9t^2)
∂Φ/∂t = (10ye^(10yt + 9t^2)) + (9t^2e^(10yt + 9t^2))
Integrating the first equation with respect to y, we get:
Φ = ∫(5t^2e^(10yt + 9t^2) + 8ye^(10yt + 9t^2)) dy = (5t^2/10)e^(10yt + 9t^2) + (4y/10)e^(10yt + 9t^2) + C(t)
where C(t) is an arbitrary constant of integration that depends only on t.
Now, we can differentiate this expression with respect to t and compare it to the second equation:
∂Φ/∂t = (10t/10)e^(10yt + 9t^2) + C'(t)
(10ye^(10yt + 9t^2)) + (9t^2e^(10yt + 9t^2)) = (10t/10)e^(10yt + 9t^2) + C'(t)
Comparing the two expressions, we get:
C'(t) = 10ye^(10yt + 9t^2)
Integrating both sides with respect to t, we get:
C(t) = ∫10ye^(10yt + 9t^2) dt = e^(10yt + 9t^2) + K
where K is another arbitrary constant of integration.
Therefore, the solution to the exact differential equation (5t^2 + 8y) dy + (10yt + 9t^2) = 0 is given by:
(5t^2/10)e^(10yt + 9t^2) + (4y/10)e^(10yt + 9t^2) + e^(10yt + 9t^2) + K = 0
or simplifying:
y = (-5t^2/4) - (1/2)e^(-10yt - 9t^2) - (K/4)e^(-10yt - 9t^2)
where K is an arbitrary constant of integration.
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50 PONTS ASAP Triangle LMN has vertices at L(−1, 4), M(−1, 0), and N(−3, 4) Determine the vertices of image L′M′N′ if the preimage is rotated 90° clockwise about the origin.
L′(4, 1), M′(0, 1), N′(4, 3)
L′(−1, −4), M′(−1, 0), N′(−3, −4)
L′(−4, −1), M′(0, −1), N′(−4, −3)
L′(1, −4), M′(1, 0), N′(3, −4)
The coordinates of the resulting triangle are L'(4, 1), M'(0, 1), and N'(4, 3)
What are the coordinates of the resulting triangle?From the question, we have the following parameters that can be used in our computation:
Triangle LMN has vertices at L(−1, 4), M(−1, 0), and N(−3, 4
This means that
L(−1, 4), M(−1, 0), and N(−3, 4Rotation rule = 90° clockwise around the origin.The rotation rule of 90° clockwise around the origin is
(x,y) becomes (y,-x)
So, we have
Image = (y, -x)
Substitute the known values in the above equation, so, we have the following representation
L'(4, 1), M'(0, 1), and N'(4, 3)
Hence, the coordinates of the resulting points, are L'(4, 1), M'(0, 1), and N'(4, 3)
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A bag of fertilizer at Home Depot is labeled: 4-lb bag Scotts 20-27-5 Starter Fertilizer 5,000 Sq. Ft. $12. 98 each. You just resodded your lawn and the salesman at Home Depot says this is the fertilizer your new lawn needs. Your lawn is 7400 sq. Ft. And you plan on fertilizing it twice this year. How many bags should you buy for the year?
The total number of bags farmers need to buy to fertilize the lawn twice a year is 3.
The label on the fertilizer bag is 4lb bag can fertilize 5000 Sq. Ft.
4lb = 5000
1lb = 5000/4
1lb = 1250
1lb bag can fertilize 1250 Sq. Ft.
To fertilize 7400 sq. Ft. lawn twice a year
Total = 7400 + 7400
Total = 14800
No. of 1lb bag can need to fertilize 14800 sq. Ft. lawn = 14800/1250
No. of 1lb bag can need to fertilize 14800 sq. Ft. lawn = 11.84
As each bag is 4lb
No. of bags needed = 11.84/4
No. of bags needed = 2.96 ≈ 3
Total no. of bag needed is 3
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A survey by the National Institutes of Health asked a random sample of young adults (aged 19 to 25 years), "Where do you live now? That is, where do you stay most often?" Here is the full two-way table (omitting a few who refused to answer and one who claimed to be homeless): Femal Mal e 986 132 Parents' home Another person's home Own place Group quarters 1129 2. What is the most important reason that students buy from catalogs? The answer may differ for different groups of students. Here are results for separate random samples of ad Aslan students at a large mid-western university:
The main reason students buy from catalogs varies depending on the group, with factors such as convenience, access, variety.
What factors influence young adults' living situations?The reason of two-way table provided shows the distribution of young adults' living situations based on their gender. Out of 1118 females, 986 live in their parents' home, and 1129 out of 1330 males live in their own place. This information provides insights into the current living situation of young adults, which is valuable for policymakers and marketers.
Policymakers can use this data to develop programs that cater to the needs of young adults living in group quarters, while marketers can use this information to tailor their products to young adults living independently or in other people's homes.Regarding the reason why students buy from catalogs, the answer may differ based on different groups of students. For example, some students may buy from catalogs because of convenience, while others may do so because of a lack of access to physical stores.
Additionally, some students may prefer buying from catalogs because of the wider variety of products available, while others may do so because of the competitive pricing. To determine the most important reason why students buy from catalogs, it may be necessary to conduct a more in-depth study that considers factors such as age, gender, income level, and personal preferences.
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T and I Construction is paving a rectangular-shaped parking lot with Hot Asphalt Mix. The parking lot is 100 yards by 44 yards and will have a 9-inch base. If the Hot Asphalt Mix has a density of 140 pounds per cubic foot, about how many tons of mix will be needed to pave the parking lot?
A. ) 77
B. ) 91
C. ) 2079
D. ) 2772
The approximate amount of Hot Asphalt Mix needed to pave the parking lot is 2772 tons. (D)
To calculate the required amount of Hot Asphalt Mix, follow these steps:
1. Convert the dimensions of the parking lot to feet: 100 yards x 3 (feet/yard) = 300 feet and 44 yards x 3 (feet/yard) = 132 feet.
2. Convert the base thickness to feet: 9 inches / 12 (inches/foot) = 0.75 feet.
3. Calculate the volume of the parking lot: 300 feet x 132 feet x 0.75 feet = 29,700 cubic feet.
4. Find the weight of the Hot Asphalt Mix: 29,700 cubic feet x 140 pounds/cubic foot = 4,158,000 pounds.
5. Convert the weight to tons: 4,158,000 pounds / 2000 (pounds/ton) = 2079 tons.
However, the answer options provided do not match the calculated value of 2079 tons. In this case, the closest answer would be option D, 2772 tons.
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Find the permineter of the square. leave answers in simplified radical form and label with correct units.
To find the perimeter of a square, you simply add up the lengths of all four sides. If we let "s" be the length of one side of the square, then the perimeter P can be found using the formula:
P = 4s
Since all four sides of a square are equal, we can simplify this expression to:
P = s + s + s + s = 4s
Therefore, the perimeter of the square is equal to 4 times the length of one side. If the length of one side is given in simplified radical form (such as √2 or √3), then the perimeter should also be expressed in simplified radical form.
For example, if the length of one side is 2√2 units, then the perimeter would be:
P = 4s = 4(2√2) = 8√2 units
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Find the component form of u + v given the lengths of u and v and the angles that u and v make with the positive x-axis. || 0 || = 3, = 5 || v || = 1, , u"
The component form of u + v is approximately (2.9886, 2.6077).
We have,
To find the component form of u + v, we need the lengths of u and v and the angles they make with the positive x-axis.
Given:
||u|| = 3
θu = 5° (angle with the positive x-axis)
||v|| = 1
θv = 120° (angle with the positive x-axis)
We can express the vectors u and v in component form using their magnitudes and the trigonometric functions:
u = ||u|| x cos(θu) x i + ||u|| x sin(θu) x j
v = ||v|| x cos(θv) x i + ||v|| x sin(θv) x j
Now, let's calculate the components of u and v:
For u:
u = 3 x cos(5°) x i + 3 x sin(5°) x j
For v:
v = 1 x cos(120°) x i + 1 x sin(120°) x j
To find u + v, we can add the corresponding components:
u + v = (3 x cos(5°) + 1 x cos(120°)) x i + (3 x sin(5°) + 1 x sin(120°)) x j
Now, we can simplify the expressions for the x and y components:
u + v = (3 x 0.996194698 + 1 x (-0.5)) x i + (3 x 0.087155743 + 1 x 0.866025404) x j
= 2.988584094 x i + 2.607735164 x j
Therefore,
The component form of u + v is approximately (2.9886, 2.6077).
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