04/10/21

Find the length of an arc cut by a 72° Central angle in a circle with diameter 12 in. Write your answer in terms of π
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04/10/21

Find the degree measure (to the nearest tenth) of the central angle whose intercepted are measures 18 in. On the circle with radius 12 in
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04/10/21

Find the area in square units of the figure shown

Find the area in square units of the figure shown.629316A figure consists of eight sides that are vertical or horizontal. Each pair of adjacent sides meet at a right angle. Starting with the top... more
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04/10/21

An investor wants to analyze the earnings of a mutual fund account. Seven years ago, the value of the account was $23,000 and it is now worth $28,750
An investor wants to analyze the earnings of a mutual fund account. Seven years ago, the value of the account was $23,000 and it is now worth $28,750 (no additional deposits were made). If the... more
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04/10/21

ln(x−2)^2−12=15
Solve.ln(x−2)2−12=15If the answer is not an integer, enter it as a decimal. Round to the nearest hundredth, if needed.Must be written as decimal.x ≈ ____
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04/09/21

An investor wants to analyze the earnings of a mutual fund account. Seven years ago, the value of the account was $20,000 and it is now worth $25,000
An investor wants to analyze the earnings of a mutual fund account. Seven years ago, the value of the account was $20,000 and it is now worth $25,000 (no additional deposits were made). If the... more
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04/09/21

Calculus Questions (Vectors)

Find (if possible) y and ß such that (all letters with arrows on top symbol (vectors)) c = ya + ßb where a = (2,0,-3), b = (0,-3,4) and c = (-6,6,1). 
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04/09/21

In a class of 30 students, 4 of them have caught the flu. If a teacher randomly selects 2 students, what is the probability that both of them do not have the flu?
In a class of 30 students, 4 of them have caught the flu. If a teacher randomly selects 2 students, what is the probability that both of them do not have the flu?
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04/09/21

A jar of coins contains 8 quarters, 6 dimes, and 10 pennies. If you randomly draw two coins, what is the probability of drawing two quarters?
A jar of coins contains 8 quarters, 6 dimes, and 10 pennies. If you randomly draw two coins, what is the probability of drawing two quarters?
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04/09/21

Cindy owns 3 cats, 2 dogs, a rabbit, and 5 mice. If she randomly chooses the order to feed her pets, what is the probability that a cat will eat first and a dog will eat second?
Cindy owns 3 cats, 2 dogs, a rabbit, and 5 mice. If she randomly chooses the order to feed her pets, what is the probability that a cat will eat first and a dog will eat second?
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04/09/21

a circular pizza has a diameter of 18 inches and is cut into 12 congruent slices. What is the area of each slice, to the nearest 10th?
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04/09/21

A brick of lead weighs 6,328 grams and has the following dimensions:
length of 20cm, height of 8cm, width of 35mm. what is the approximate density of the lead. round to the nearest tenth.
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04/09/21

What are two ways to solve this problem?
Carter has a large collection of marbles. He knows that he has exactly 20 blue marbles in the collection, but he does not know how many marbles he has in all. Carter mixes up his marbles and... more
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04/09/21

rectangular prism made of gold and 1 of copper.

each rectangular prisms has a height of 5cm,length of 8cm and width of 6cm. density of copper is 8.65grams/cm^3 density of gold is 19.3grams/cm^3 what is the difference, to the nearest gram,of... more
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04/09/21

Algebra 1 Probability
In a group of 40 people, a fourth of them have black hair and a fifth of them have blonde hair. If 2 people are chosen at random from the group, what is the probability that the first will have... more
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04/09/21

Probability question
A refrigerator contains 10 bottles of water, 7 bottles of apple juice, and 13 bottles of orange juice. If 2 drinks are taken at random from the refrigerator, what is the probability that both... more
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04/09/21

if a right circular cylinder and oblique cylinder both have a height of 13 inches and diameter of 8 inches, do they have the same volume ?
1) no, the right circular cylinder has a volume of 2,613.81 inches and the oblique cylinder has a volume of 653.45 inches 2) yes, they both have a volume of 653.45 inches 3) no, right circular has... more
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04/09/21

The number of citizens aged 45-64 years is approximated by
P(t) = 196/(1+3.01e^-0.0358t). (0 t  20)where P(t) is measured in millions and t is measured in years, with t = 0 corresponding to the beginning of 1990. People belonging to this age group are... more
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04/09/21

If sinθ=0.2 and 0°<θ<90°, find the value of cosθ.
A) 0.96B) 0.98C) 0.02D) 0.2
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04/08/21

Find the height of the cloud cover
To measure the height of the cloud cover at an airport, a worker shines a spotlight upward at an angle θ degrees from the horizontal. An observer 600 m away measures the angle of elevation to the... more
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04/08/21

Write an equation of a function that is translated 7 units down and 4 units to the right of f(x)=x^2 and then vertically stretched with a dilation factor of 2 .

How do I solve this problem? (aka whats the answer)
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04/08/21

Given remainder estimate of 10^-10, what is the fewest number of terms of the series you would need?
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04/08/21

Suppose $13,600 is invested in a quarterly compounded account at 6.38%. Approximately how long will it take for the balance to reach $36,720 ?
Suppose is invested in a quarterly compounded account at 6.38%. Approximately how long will it take for the balance to reach ?
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04/08/21

If a=5, b=8, and c=10, then cos(A) = ( ? )
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04/08/21

Graphing of the inverse or rational function
How to graph of the inverse or rational function f(x) = 6/x < (fraction) ? 
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