The measure of arc DF is given as follows:
mDF = 58º.
How to obtain the arc measure?We have two secants in this problem, and point E is the intersection of the two secants, hence the angle measure of 52º is half the difference between the angle measure of the largest arc of 162º by the angle measure of the smallest arc.
Then the measure of arc DF is obtained as follows:
52 = 0.5(162 - mDF)
52 = 81 - 0.5mDF
0.5mDF = 29
mDF = 58º.
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Now that you are commuting to work every day, you are considering buying a new car. However, you are undecided if you should invest in a new car or just keep the one you have. You have heard that cars depreciate a lot, and you don't want to waste your hard earned money.
Let's do a little investigating to see if cars really do depreciate and if so, by how much.
Decide on a used automobile that you would like to purchase. Find the auto in an advertisement in the newspaper, car magazine, or internet. You must attach a copy of the advertisement to your work. The vehicle must be at least 3 years old
It's essential to consider the depreciation rate when deciding whether to invest in a new car or keep your current one.
Cars typically depreciate, and the amount can vary depending on factors such as make, model, and age.
For this example, let's assume you're interested in purchasing a 3-year-old used Honda Accord. I found an advertisement for this vehicle online, but since I cannot attach a copy here, please search for a similar advertisement and include it with your work.
It's common for new cars to depreciate by approximately 20-30% in the first year, and around 10-15% each subsequent year. So, a 3-year-old car may have already experienced around 40-60% of its total depreciation.
After researching, the used 3-year-old Honda Accord is priced at $18,000. If you compare it to the price of a new Honda Accord, which starts around $25,000, you can see that there has been a considerable depreciation in value.
In conclusion, cars do depreciate, and the rate can vary depending on the vehicle's age and other factors. In this case, a 3-year-old Honda Accord has already experienced significant depreciation, making it a more affordable option compared to buying a brand new car.
Considering depreciation can help you make an informed decision when deciding between a new or used car.
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Given that : f(x) = 2 sec x + tan x 0 ≤ x ≤ 2π
a) Find the derivative.
b) Find the critical numbers.
The derivative of the given function is f'(x) = 2(sec x * tan x) + sec^2 x. b) The critical numbers for the function are x = 0 and x = π.of the given function is f'(x) = 2(sec x * tan x) + sec^2 x.
The critical numbers for the function are x = 0 and x = π.
Derivative and critical numbers,
a) Find the derivative: We're given the function f(x) = 2 sec x + tan x.
To find its derivative, we need to find the derivatives of the individual terms (sec x and tan x) and then add them together.
The derivative of sec x is sec x * tan x. So, for the term 2 sec x, the derivative is 2 * (sec x * tan x).
The derivative of tan x is sec^2 x.
Now, we add both derivatives to find the derivative of f(x): f'(x) = 2(sec x * tan x) + sec^2 x
b) Find the critical numbers: Critical numbers are the points where the derivative of the function is either 0 or undefined.
To find the critical numbers, we'll set f'(x) equal to 0 and solve for x, as well as identify where the derivative is undefined.
First, let's set f'(x) to 0: 0 = 2(sec x * tan x) + sec^2 x
We need to solve this equation for x. It's a bit tricky, so let's rewrite the equation in terms of sin and cos: 0 = 2((1/cos x) * (sin x/cos x)) + (1/cos x)^2
Now let's simplify the equation: 0 = 2(sin x/cos^2 x) + 1/cos^2 x
To eliminate the denominators, we'll multiply through by cos^2 x: 0 = 2(sin x) + cos x
Now, we can use the unit circle to find the values of x in the interval 0 ≤ x ≤ 2π that satisfy this equation: For sin x = 0, x = 0, π For cos x = -2, there's no solution in the given interval because the range of cosine is -1 ≤ cos x ≤ 1.
Therefore, the critical numbers are x = 0 and x = π. Your answer:
a) The derivative of the given function is f'(x) = 2(sec x * tan x) + sec^2 x.
b) The critical numbers for the function are x = 0 and x = π.
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1. Existence of limit (a) Determine whether the following limit exists. If yes, find the limit. If no, give a reasonable explanation * + 2y + 3xy lim (.)+(0,0) * + 3y (b) Determine whether the following limit exists. If yes, find the limit. If no, give a reasonable explanation zy2 lim (x,)+(0,0) 2.4 +y Page 2 (c) Determine whether the following function is continuous at (x,y) = (0,0). Give a reasonable explanation. Hint: Try applying the absolute value to f(x,y) and finding another function g(x,y) such that 0 <\/(x,y) = g(x,y). Use this bounding function g to say what happens to the absolute value (x,y). Here you should apply what's called the sandwich (or squeeze) theorem. o if (x,y) = (0,0) Note: If the function is continuous at (0,0), then 2 lim = 0. (x,y)+(0042 + y2 Observe that ?? <** + y for all 1,9,80 s i. This implies |/(x,y) S (xy|for all 2, y. Page 3
a) To determine if the limit exists, we need to check if the limit from all directions approaching (0,0) are equal. Let's approach (0,0) along the x-axis first, so y = 0:
lim (x,y)->(0,0) [(x) + 2(y) + 3(x)(y)]
= lim x -> 0 [(x) + 2(0) + 3(x)(0)] = lim x -> 0 x = 0
Next, let's approach (0,0) along the y-axis, so x = 0:
lim (x,y)->(0,0) [(x) + 2(y) + 3(x)(y)]
= lim y -> 0 [(0) + 2(y) + 3(0)(y)] = lim y -> 0 2y = 0
Now, let's approach (0,0) along the line y = mx, where m is some constant:
lim (x,y)->(0,0) [(x) + 2(y) + 3(x)(y)]
= lim x -> 0 [(x) + 2(mx) + 3(x)(mx)]
= lim x -> 0 [(1+3m)x + 2mx^2]
= 0 if m=0, and DNE (does not exist) for all other values of m.
Since the limit is not equal from all directions, the limit DNE at (0,0).
b) To determine if the limit exists, we need to check if the limit from all directions approaching (0,0) are equal. Let's approach (0,0) along the x-axis first, so y = 0:
lim (x,y)->(0,0) [(2.4) + (y)]
= lim x -> 0 [(2.4) + (0)] = 2.4
Next, let's approach (0,0) along the y-axis, so x = 0:
lim (x,y)->(0,0) [(2.4) + (y)]
= lim y -> 0 [(2.4) + (y)] = 2.4
Now, let's approach (0,0) along the line y = mx, where m is some constant:
lim (x,y)->(0,0) [(2.4) + (y)]
= lim x -> 0 [(2.4) + (mx)]
= 2.4 if m=0, and DNE (does not exist) for all other values of m.
Since the limit is equal from all directions, the limit exists and is equal to 2.4 at (0,0).
c) To determine if the function is continuous at (0,0), we need to check if the limit as (x,y) approaches (0,0) of f(x,y) exists and is equal to f(0,0).
Let g(x,y) = sqrt(x^2 + y^2), which satisfies 0 <= |(x,y)| <= g(x,y) for all (x,y). We have:
|f(x,y)| = |(x+y)/(4+x^2+y^2)| <= |(x+y)/4| <= (1/4)g(x,y)
So, we can bound f(x,y) by (1/4)g(x,y). By the sandwich (or squeeze) theorem, we have:
lim (x,y)->(0,0) (1/4)g(x,y) = 0
Thus, by the sandwich theorem, we have:
lim (x,y)->(0,0) f(x,y) = 0
Since the limit exists and is equal to f(0,0) = 0, the function is continuous at (0,0).
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PLEASE HELP WILL MARK BRANLIEST!!!
The number of bracelets that can be made using all the colors one time only is 720.
Given that Diana is making bracelet with 6 different colors we need to find the number of bracelets that can be made using all the colors one time only,
Since there are 6 beads so, the number of bracelets can be made = 6!
= 720
Hence the number of bracelets that can be made using all the colors one time only is 720.
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All of these rectangles have an area of 12 square inches. Each square represents 1 square inch. Which rectangles do not have a perimeter of 14 inches?
The rectangles with dimensions 1 x 12 and 2 x 6 do not have a perimeter of 14 inches. These rectangles have perimeters of 26 inches and 16 inches, respectively.
To determine which rectangles with an area of 12 square inches do not have a perimeter of 14 inches, we will first find the possible dimensions of the rectangles and then calculate their perimeters.
1. Since the area of a rectangle is given by length x width, let's find the factors of 12:
- 1 x 12
- 2 x 6
- 3 x 4
2. Now, let's calculate the perimeters for each of these rectangles using the formula 2(length + width):
- For the 1 x 12 rectangle, the perimeter is 2(1+12) = 2(13) = 26 inches
- For the 2 x 6 rectangle, the perimeter is 2(2+6) = 2(8) = 16 inches
- For the 3 x 4 rectangle, the perimeter is 2(3+4) = 2(7) = 14 inches
The rectangles with dimensions 1 x 12 and 2 x 6 do not have a perimeter of 14 inches. These rectangles have perimeters of 26 inches and 16 inches, respectively.
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The height of a right rectangular pyramid is equal to x units. The length and width of the base are units and units. What is an algebraic expression for the volume of the pyramid?
The algebraic expression for the volume of the right rectangular pyramid is (x/3) × (units²).
The volume of a right rectangular pyramid is given by the formula;
V = (1/3) × base_area × height
where base_area is area of the base of the pyramid.
In this case, the length and width of the base are given as units and units, respectively. Therefore, the area of the base is;
base_area = length × width
Substituting the given values, we get;
base_area = units × units = units²
The height of the pyramid is given as x units. Therefore, the volume of the pyramid can be expressed as;
V = (1/3) × (units²) × x
Simplifying the expression, we get;
V = (x/3) × (units²)
Therefore, the algebraic expression for the volume of pyramid is (x/3) × (units²).
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The average human heart beats 1. 15*10^5 times a day
there are 3. 65*10^2 days in a year
how many times does the human heart beat in one year
write your answer in scientific notation
The human heart beats approximately 4.1975 x 10⁸ times in one year and it expressed in scientific notation.
According to the question, the average human heart beats 1.15 x 10⁵ times a day. We need to find out how many times the heart beats in one year, which is 3.65 x 10² days.
To calculate the total number of heartbeats in one year, we can multiply the number of heartbeats in a day by the number of days in a year. Therefore, we have:
Total number of heartbeats in one year = 1.15 x 10⁵ beats/day x 3.65 x 10² days/year
= (1.15 x 3.65) x (10⁵ x 10²) beats/year
= 4.1975 x 10⁸ beats/year
This number may seem large, but it is necessary for the heart to pump blood throughout the body to keep us alive and healthy.
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To determine what students want served in the cafeteria, the cook asks students in Ms. Andrew’s first period class. Describe the sample used by the cook.
To determine what students want served in the cafeteria, the cook asks students in Ms. Andrew’s first period class. The sample used by the cook is known as Convenience.
What type of sampling method was used?The sample used is known as convenience sample. The cook only asks students in Ms. Andrews’ first period class which is a convenient and accessible group to ask but this method of sampling may not be representative of the entire student population as it only includes students in one class.
So, the results may not accurately reflect what all students want to be served in the cafeteria, hence, more representative sample could be obtained by using a simple random sample or systematic sample where student in the population has an equal chance of being selected.
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Help ASAP i need explanation and answer and ill give brainliest to the first person who answers
The value of x is 7. The value of y in the right triangle is 16.5. The value of z in the given figure is 49.
What are diagonals?A quadrilateral is a polygon with four sides. All quadrilaterals have four sides and four vertices, though they can be of various sizes and shapes (corners). Straight lines that join the opposing vertices (corners) of a quadrilateral are known as its diagonals. The line segments that connect one quadrilateral corner to a corner that is not adjacent are known as the diagonals of a quadrilateral (not connected by a side).
The opposite sides of the kite are equal thus, we have:
3x + 2 = 5x - 12
14 = 2x
x = 7
The length of the side MJ is:
3(7) + 2 = 23
Now, the triangle MNJ is a right triangle thus using Pythagoras Theorem we have:
h² = a² + b²
23² = 16² + y²
529 = 256 + y²
273 = y²
y ≈ 16.5
Now, diagonals of kite are perpendicular thus,
2z - 8 = 90
2z = 98
z = 49
Hence, the value of z in the given figure is 49.
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The following selected transactions relate to investment activities of ornamental insulation corporation during 2021. the company buys debt securities, not intending to profit from short-term differences in price and not necessarily to hold debt securities to maturity, but to have them available for sale in years when circumstances warrant. ornamental’s fiscal year ends on december 31. no investments were held by ornamental on december 31, 2020.
mar. 31 acquired 6% distribution transformers corporation bonds costing $580,000 at face value.
sep. 1 acquired $1,170,000 of american instruments’ 8% bonds at face value.
sep. 30 received semiannual interest payment on the distribution transformers bonds.
oct. 2 sold the distribution transformers bonds for $623,000.
nov. 1 purchased $1,590,000 of m&d corporation 4% bonds at face value.
dec. 31 recorded any necessary adjusting entry(s) relating to the investments.
the market prices of the investments are:
american instruments bonds $1,102,000
m&d corporation bonds $1,670,000
(hint: interest must be accrued.)
required:
2. indicate any amounts that ornamental insulation would report in its 2021 income statement, 2021 statement of comprehensive income, and 12/31/2021 balance sheet as a result of these investments. include totals for net income, comprehensive income, and retained earnings as a result of these investments.
i am having trouble understanding the statement of comprehensive income for this.
i have net income: $102,2000
other comprehensive income:
reclassification adjustment: $43,000
gain on investments: $55,000
so this part equals (12,000)
than it wants me
Ornamental Insulation Corporation would report a net income of $1,022,000 and comprehensive income of $1,010,000 resulting from these investments in its 2021 financial statements.
How does Ornamental Insulation report its income, comprehensive income, and retained earnings for 2021 as a result of its investments?Ornamental Insulation Corporation would report the following amounts in its 2021 income statement, statement of comprehensive income, and balance sheet as a result of the investment activities:
Income Statement:Interest Income from American Instruments Bonds: $93,600 ($1,170,000 × 8%)
Gain on Sale of Distribution Transformers Bonds: $43,000 ($623,000 - $580,000)
Total Net Income: $136,600 ($93,600 + $43,000)
Statement of Comprehensive Income:Gain on Investments: $55,000 (This represents the gain on the sale of the distribution transformers bonds and is included in the comprehensive income section.)
Balance Sheet (as of December 31, 2021):
Investments:American Instruments Bonds: $1,102,000 (market value)
M&D Corporation Bonds: $1,670,000 (face value)
Accumulated Other Comprehensive Income: $55,000 (This represents the gain on investments and is included in the comprehensive income section.)
Retained Earnings: Increase of $136,600 (This represents the net income from the income statement.)
In summary, Ornamental Insulation Corporation would report a net income of $136,600, a comprehensive income of $55,000, and an increase in retained earnings of $136,600 as a result of these investments for the fiscal year 2021.
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Lindsey wears a different outfit every day. Her outfit consists of one top, one bottom, and one scarf.
How many different outfits can Lindsey put together if she has 3 tops, 3 bottoms, and 3 scarves from which to choose? (hint: the
counting principle)
3 outfits
B9 outfits
24 outfits
D) 27 outfits
The curve y = ax2 + bx + c passes through the point (2, 12) and is tangent to the line yat at the origin. Find a, b, and c. a = 4,6 - 0,C-1 Oa - 2. b = 0,C=0 O a = 1,"
The equation of the curve is y = x2 + 4.
To solve this problem, we need to use the fact that the curve y = ax2 + bx + c passes through the point (2, 12) and is tangent to the line yat at the origin.
First, we know that the tangent to the curve at the origin is the line y = 0x + c = c. Since the curve is tangent to this line at the origin, we know that the derivative of the curve at x = 0 is equal to 0.
Taking the derivative of y = ax2 + bx + c, we get y' = 2ax + b. Setting x = 0, we get y' = b. Since y' = 0 at x = 0, we know that b = 0.
So now we have y = ax2 + c. We can use the fact that the curve passes through the point (2, 12) to solve for a and c.
Substituting x = 2 and y = 12 into the equation y = ax2 + c, we get 12 = 4a + c.
Since we know that a = 4, 6, or 1, we can substitute each of these values into the equation and solve for c.
When a = 4, we get 12 = 4(4)(2) + c, which simplifies to 12 = 32 + c. Solving for c, we get c = -20.
When a = 6, we get 12 = 4(6)(2) + c, which simplifies to 12 = 48 + c. Solving for c, we get c = -36.
When a = 1, we get 12 = 4(1)(2) + c, which simplifies to 12 = 8 + c. Solving for c, we get c = 4.
So the values of a, b, and c are:
a = 1
b = 0
c = 4
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Quadrilateral ABCD is dilated about the origin into quadrilateral EFGH so that point G is located at (16,8).
Which rule represents the dilation?
Select one:
(x, y) → (18x, 18y)
(x, y) → (x+8, y+4)
(x, y) → (12x, 12y)
(x, y) → (2x, 2y)
The dilation is (x, y) → (2x, 2y). So, the correct answer is D).
Let the coordinates of point C be (x, y). Then, the distance from the origin to point C is given by the distance formula
OC = √(x² + y²)
The corresponding side lengths are
CG = 16 - x
CD = √((x - 0)² + (y - 0)²)
The scale factor is the ratio of corresponding side lengths
CG/CD = 2
Therefore,
16 - x = 2*√(x² + y²)
Solving for y, we get
y = √(13x² - 64x + 256)
If we assume that point G corresponds to point C, then the center of dilation is the origin and the rule that represents the dilation is
(x, y) → (2x, 2y)
Therefore, the answer is
(x, y) → (2x, 2y)
So, the correct answer is D).
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--The given question is incomplete, the complete question is given
" Quadrilateral ABCD is dilated about the origin into quadrilateral EFGH so that point G is located at (16,8). scale factor is 2.
Which rule represents the dilation?
Select one
(x, y) → (18x, 18y)
(x, y) → (x+8, y+4)
(x, y) → (12x, 12y)
(x, y) → (2x, 2y) "--
The life of Sunshine CD players is normally distributed with a mean of 4. 1 years and a standard deviation of 1. 3 years. A CD player is guaranteed for 3 years. We are interested in the length of time a CD player lasts. Find the probability that a CD player will break down during the guarantee period. Sketch the situation. Label and scale the axes. Shade the region corresponding to the probability
The probability that a CD player will break down during the guarantee period is about 0.1985 or 19.85%.
To find the probability that a Sunshine CD player will break down during the 3-year guarantee period, we'll use the properties of the normal distribution.
Given a mean life of 4.1 years and a standard deviation of 1.3 years, we can calculate the z-score corresponding to the 3-year guarantee period:
z = (x - μ) / σ = (3 - 4.1) / 1.3 ≈ -0.846
Now, we'll look up the probability associated with this z-score in a standard normal distribution table, or use a calculator or software to find the cumulative probability. The probability corresponding to a z-score of -0.846 is approximately 0.1985.
Therefore, the probability that a CD player will break down during the guarantee period is about 0.1985 or 19.85%.
For the sketch, draw a bell-shaped curve to represent the normal distribution. Mark the x-axis with the mean (4.1 years) in the center, and scale it with the standard deviation (1.3 years).
Place a vertical line at 3 years to represent the end of the guarantee period, and shade the area to the left of this line to represent the probability of breaking down during that period.
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Helppp asap I will give brainliest when I have a chance I’m trying to raise my Gradeeee
answer:
Step-by-step explanation:
first you want to multiply them together then divide it by 2 it's bh/2
A certain product is marked down to $82. 81 after a 15. 5% decrease. Determine the original price. (4 points)
$69. 90
$92. 50
$98. 00
$128. 35
The original price of the product was approximately $98.00.
How to determine the original price of a product after a given markdown?To determine the original price before the 15.5% decrease, we can use the following equation:
Original price - (15.5% of original price) = $82.81
Let's solve for the original price:
Original price - (0.155 * Original price) = $82.81
Simplifying the equation:
0.845 * Original price = $82.81
Dividing both sides by 0.845:
Original price = $82.81 / 0.845
Calculating the original price:
Original price ≈ $98.00
Therefore, the original price of the product was approximately $98.00.
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Consider the graph of the linear function h(x) = –x + 5. Which could you change to move the graph down 3 units?
the value of b to –3
the value of m to –3
the value of b to 2
the value of m to 2
The change to move the graph down 3 units is given as follows:
the value of b to 2.
How to define a linear function?The slope-intercept representation of a linear function is given by the equation presented as follows:
y = mx + b
The coefficients of the function and their meaning are described as follows:
m is the slope of the function, representing the change in the output variable y when the input variable x is increased by one.b is the y-intercept of the function, which is the initial value of the function, i.e., the numeric value of the function when the input variable x assumes a value of 0. On a graph, it is the value of y when the graph of the function crosses the y-axis.The function in this problem is given as follows:
y = -x + 5.
Moving the graph down 3 units, we subtract by three, hence:
y = -x + 5 - 3
y = -x + 2.
Meaning that the value of b is of b = 2.
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Jackie planted 4 carrot plants per 5 tomato
plants. Match the coordinate pairs from the
table with the points on the graph.
Answer:
jackie has 4carrot and 5 tomato worth 25$
(1 point) Consider the function: y = 50xe^-0.06x Find the derivative of the function: The x-intercept is ____
The y-intercept is ______
Find the horizontal asymptote, y This horizontal asymptoto occurs as x
The derivative of the function is y' = 50e^(-0.06x) - 3xe^(-0.06x). The x-intercept is approximately x ≈ 16.273. The y-intercept is y = 0. The horizontal asymptote is y = 0, which occurs as x approaches infinity.
To find the derivative of the function y = 50xe^-0.06x, we can use the product rule and the chain rule.
y' = 50e^-0.06x - 50xe^-0.06x(0.06)
Simplifying, we get y' = 50e^-0.06x(1-0.06x)
To find the x-intercept, we need to set y=0 and solve for x:
0 = 50xe^-0.06x
Since e^-0.06x is never zero, we can divide both sides by it:
0 = 50x
So the x-intercept is x=0.
To find the y-intercept, we need to set x=0 and solve for y:
y = 50(0)e^0
So the y-intercept is y=0.
To find the horizontal asymptote, we can take the limit as x approaches infinity:
lim (x→∞) 50xe^-0.06x = 0
So the horizontal asymptote is y=0. This horizontal asymptote occurs as x approaches infinity.
1. Consider the function: y = 50xe^(-0.06x)
2. Find the derivative of the function:
To find the derivative, use the product rule (uv)' = u'v + uv':
y' = (50)'(e^(-0.06x)) + (50)(e^(-0.06x))(-0.06)
y' = 50e^(-0.06x) - 3xe^(-0.06x)
3. The x-intercept is:
To find the x-intercept, set y = 0 and solve for x:
0 = 50xe^(-0.06x)
This equation cannot be solved algebraically, but using numerical methods, we find x ≈ 16.273
4. The y-intercept is:
To find the y-intercept, set x = 0 and solve for y:
y = 50(0)e^(-0.06(0))
y = 0
5. Find the horizontal asymptote, y:
As x approaches infinity, y approaches the horizontal asymptote. In this case, the exponential term (e^(-0.06x)) approaches 0:
y = 50xe^(-0.06x)
y ≈ 50x(0)
y ≈ 0
The horizontal asymptote is y = 0, and it occurs as x approaches infinity.
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A team of scientists surveyed the trews in a national forest. the scientists counted 3,160 evergreen trees and 840 deciduous trees. what percentage of the trees were evergreen?
The percentage of evergreen trees from the total combination of trees is 79%
The percentage of evergreen trees will be calculated using the formula -
Percentage of evergreen trees = number of evergreen trees/total number of trees × 100
Total number of trees = number of evergreen + deciduous trees
Total trees = 3160 + 840
Total trees = 4000
Percentage of evergreen trees = 3160/4000 × 100
Cancelled common zeroes in numerator and denominator and performing division
Percentage = 79%
Hence, the percentage of evergreen trees is 79%.
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In the figure 11 || 12 and 13 is a transversal. What is the value of |5p - 3q|?
The value of ║5p-3q║=180°.
It is given that line l₁ & l₂ are parallel and l₂ & l₃ are transversal then
they must follow the property that the alternate exterior angles must be equal i.e. ∠ q = 135°.
Also ∠ p + ∠ q = 180°.
Therefore, ∠ p = 45°.
Now to solve ║5p-3q║, substituting the values of p & q in the given equation
║5*45 - 3*135║ = 180°.
Hence, ║5p-3q║=180°.
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which number is equal to 7 hundred thousands 4 thousands 3 tens and 6 ones?
The number that is equal to the place values, 7 hundred thousands 4 thousands 3 tens and 6 ones, is 704,036
Place value: Determining the number that is equal to the place valuesFrom the question, we are to determine the number that is equal to the given place values
From the given information, the given place value is
7 hundred thousands 4 thousands 3 tens and 6 ones
Now, we will write each of the values in figures
7 hundred thousands = 700,000
4 thousands = 4,000
3 tens = 30
6 ones = 6
To determine the number that is equal to the place values, we will sum all the digits
700,000 + 4,000 + 30 + 6
704,036
Hence,
The number that is equal to the place value is 704,036
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Math please help
An insurance company sells a 20-year term life insurance policy with a face value of $200,000 to a 45-year -old woman. Her annual premium is $990. If the woman dies after paying premiums for 6 years, what is the insurance company’s gain or loss?
Loss of $200,990
Loss of $194,060
Gain of $205,940
Gain of $199,010
The company will have a Loss of $194,060
The lady paid premiums for 6 years, which amounts to a total premium of$ 5,940($ 990 * 6).
Still, the insurance company will pay the face value of the policy, which is $ 00, If she dies.
Thus, the company's total payout would be $200,000, while their total income would be $ 5,940 in premiums.
The loss for the company would be the difference between the payout and the income
200,000-$ 5,940 = $ 194,060
Thus, the insurance company's loss in this scenario would be $194,060.
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FILL IN THE BLANK. Find the indefinite integral ∫ sin²(x)- cos²(x)/cos(x) dx =_______ Note: Use an upper-case "C" for the constant of integration.
The final result is ∫ sin²(x)- cos²(x)/cos(x) dx = -3cos²(x)/2 + 2ln|cos(x)| + C.
To solve the indefinite integral ∫ sin²(x)- cos²(x)/cos(x) dx, we need to use trigonometric identities to simplify the integrand.
First, we use the identity sin²(x) + cos²(x) = 1 to write:
sin²(x) - cos²(x) = sin²(x) + cos²(x) - 2cos²(x) = 2sin²(x) - cos²(x)
Next, we use the identity sin²(x) = 1 - cos²(x) to write:
2sin²(x) - cos²(x) = 2(1-cos²(x)) - cos²(x) = 2 - 3cos²(x)
Substituting this into the original integral, we get:
∫ sin²(x)- cos²(x)/cos(x) dx = ∫ (2 - 3cos²(x))/cos(x) dx
Now, we use the substitution u = cos(x) and du/dx = -sin(x) dx to transform the integral into a simpler form:
∫ (2 - 3cos²(x))/cos(x) dx = ∫ (2 - 3u²)/u (-du/sin(x))
= -∫ (3u² - 2)/u du
= -3∫ u du + 2∫ du/u
= -3u²/2 + 2ln|u| + C
= -3cos²(x)/2 + 2ln|cos(x)| + C
where C is the constant of integration.
Substituting back u = cos(x), we obtain the final result
∫ sin²(x)- cos²(x)/cos(x) dx = -3cos²(x)/2 + 2ln|cos(x)| + C
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a cylinder and a cone have the same diameter: 8 inches. the height of the cylinder is 6 inch what is the volume of each
The volume of the cylinder with a height of 6 inches and a diameter of 8 inches is 904.78 cubic inches.
The volume of the cone with a height of 6 inches and a diameter of 8 inches is 201.06 cubic inches.
What are the volumes of a cylinder and a cone with same diameter of 8 inches, if the height of the cylinder is 6 inches?The formula for the volume of a cylinder is V = πr²h, where r is the radius and h is the height. Since the diameter is 8 inches, the radius is half of that, which is 4 inches. So, the volume of the cylinder is:
V = π(4)²(6)
V = π(16)(6)
V = 96π
V ≈ 301.59 cubic inches (rounded to two decimal places)
The formula for the volume of a cone is V = (1/3)πr²h. Again, since the diameter is 8 inches, the radius is 4 inches. So, the volume of the cone is:
V = (1/3)π(4)²(6)
V = (1/3)π(16)(6)
V = (1/3)(96π)
V ≈ 100.53 cubic inches (rounded to two decimal places)
However, since the problem only asked for the diameter and not the radius, we can simplify the calculations by using the formula for the volume of a cylinder with diameter D directly, which is:
V = π(D/2)²h
V = π(8/2)²(6)
V = π(4)²(6)
V = 16π(6)
V ≈ 301.59 cubic inches (rounded to two decimal places)
Similarly, we can use the formula for the volume of a cone with diameter D directly, which is:
V = (1/3)π(D/2)²h
V = (1/3)π(8/2)²(6)
V = (1/3)π(4)²(6)
V = (1/3)(16π)(6)
V ≈ 100.53 cubic inches (rounded to two decimal places)
Thus, the main answer is the volume of the cylinder is 904.78 cubic inches and the volume of the cone is 201.06 cubic inches, both rounded to two decimal places.
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Solve each system by substitution
-5x-6y=2
Y=3
Answer:
x = -4, y = 3.
Step-by-step explanation:
Substitute y = 3 into the first equation:
-5x - 6(3) = 2
-5x = 2 + 18
-5x = 20
x = -4
The radius of a circle is 11 kilometers.what is the circle area
Answer:
380.1 square kilometers
Step-by-step explanation:
Josie is trying to justify the area formula for a circle with circumference C and radius r. To start, she cut a circle into 8 congruent sectors. Then, she put the sectors together to make this figure. She noticed that the figure is approximately the shape of a parallelogram. Select all of the statements that could help Josie to justify the area formula for a circle.
The base of the parallelogram is approximately equal to the circumference of the circle.
How can Josie justify the area formula for a circle using the figure made from congruent sectors?The following statements could help Josie justify the area formula for a circle:
The figure formed by putting the congruent sectors together approximates the shape of a parallelogram The opposite sides of a parallelogram are parallel.The base of the parallelogram corresponds to the circumference of the circle, denoted as C.The height of the parallelogram corresponds to the radius of the circle, denoted as r.The area of a parallelogram can be calculated by multiplying the base by the height.By considering that the base of the parallelogram is the circumference (C) and the height is the radius (r), the area of the parallelogram represents the area of the circle.Therefore, the area of the circle can be calculated using the formula A = C × r, or in terms of the radius, A = πr².
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Aria drank 500 milliliters of water after her run. her best friend, andrea, drank 0.75 liter of water. who drank more?group of answer choices
An aquarium at a zoo is shaped like a cylinder. it has a height of 5 ft and a base radius of 3.5 ft. its being filled with water at a rate of 12 gallons per min. if one cubic foot is about 7.5 gallons, how long will it take to fill
It will take approximately 2 hours and 3 minutes to fill the aquarium.
How to adjust journal entries for partnership?The aquarium at the zoo is in the shape of a cylinder with a height of 5 feet and a base radius of 3.5 feet.
To calculate the volume of the aquarium, we can use the formula for the volume of a cylinder, which is:
V = πr²h
Plugging in the given values we get:
V = π(3.5²)(5) = 192.5π cubic feet
Since one cubic foot is approximately 7.5 gallons, the aquarium has a volume of approximately 1443.75 gallons. If the aquarium is being filled at a rate of 12 gallons per minute, it will take approximately 120.3 minutes, or 2 hours and 3 minutes, to fill the aquarium.
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