02/20/21

Find the exact values of sin(2u), cos(2u), and tan(2u) using the double-angle formulas
csc(u) = 5,    0 < u < 𝜋/2sin(2u) = cos(2u) = tan(2u) =
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02/20/21

Rewrite the expression in terms of the first power of the cosine. Use a graphing utility to graph both expressions to verify that both forms are the same.
4 sin2(x/2)= ___________
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02/20/21

The Sum Of Two Numbers Is 15 And Their Difference Is 1
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02/20/21

solve the quadratic equation by hand
y=-1/4(x+3)(x-9)
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02/20/21

Whats the answer to x−6≤3
i cant figure the answer out for this question i need to know what x is
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02/19/21

Evaluate the following expression and Prove
Evaluate the following expression: 𝑠𝑖𝑛−1(cos( 4𝜋/3 ))Prove: 1 + cot(𝑥) = cos(−𝑥) (sec(−𝑥) + csc(𝑥))
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02/19/21

To the nearest foot, how far does the car move along the roadway?
As a car moves along a section of the roadway in a mountain pass, it passes through a horizontal run of 950 feet and through a vertical rise of 35 feet. To the nearest foot, how far does the car... more
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02/19/21

find the length of the third side of the triangle.

Use the given information to find the length of the third side of the triangle. The triangle is a right triangle. a = 9 and b = 2
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02/19/21

How many square feet of wallpaper will she need to buy?
Regina wants to cover one wall of her room with wallpaper. The wall is 9 feet high and 15 feet wide. There is a doorway in the wall that is 3 feet wide and 7 feet tall. How many square feet of... more
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02/19/21

Need help with inequality word problem

James spends $40 to produce some pineapples. He is able to sell each one for $6. If p represents the number of pineapples he must sell to make profit, write an inequality and solve for p. Do not... more
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02/19/21

theres 2 answer in this question Exponential Growth and Decay
A baseball tournament begins with 128 teams. After each round of games, only half of the teams are left. How many teams will be left after two rounds of games?How many teams will be left after four... more
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02/19/21

Nadia buys popcorn and a soda. How much money did she spend on snacks?
HERE'S THE PRICE FOR THE POPCORN AND SODA:Popcorn $4.25 Soda $4.75
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02/19/21

. Javier buys a cap and a hot dog. How much money did he spend?

HERE'S THE PRICE FOR THE CAP AND THE HOT DOGHot Dog $5.50 Cap $12.50
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02/19/21

theres 2 answer in this question Exponential Growth and Decay
A baseball tournament begins with 128 teams. After each round of games, only half of the teams are left. How many teams will be left after two rounds of games? How many teams will be left after... more
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02/19/21

Precalc Question
A radioactive substance decays exponentially. A scientist begins with 130 milligrams of a radioactive substance. After 32 hours, 65 mg of the substance remains. How many milligrams will remain... more
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02/19/21

Precalculus question
Find a formula for the exponential function of the form f(x)=a • b^x that passes through the points (-2, 5/16) and (3,320)y=__?
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02/19/21

In a certain variation, z varies jointly as x & y, and inversely as w & z=2 when x=3, y=6 and y=6 and w= 10. Find z when x=2, y=3, and w=5
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02/19/21

Give the starting value a, the growth rate r, and the continuous growth rate k. Q=.181(e^.775)^t

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02/19/21

Precalculus question
A population numbers 20,000 organisms initially and grows by 11.8% each year.Suppose P represents population, and t the number of years of growth. An exponential model for the population can be... more
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02/19/21

Algebra 1 Exponential Growth and Decay
Your car cost $42,500 when you purchased it in 2015. The value of the car decreases by 15% annually. How much will your car be worth in 2022? Round your answer to the nearest dollar.
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02/19/21

How many small squares will there be in step 4? How many small squares will there be in step 15?

Do not include the units of (squares) in your answer  
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02/19/21

6.) The width of a rectangular photo is 5cm less that the length. The area is 24, find the length and width
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02/18/21

Math Problem x4
One angle in a triangle has a measure that is three times as large as the smallest angle. The measure of the third angle is 35 degrees more than that of the smallest angle. Find the measure of the... more
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02/18/21

Solve for x: log(1/x) 64=-3
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02/18/21

Solve for x: log(x) p=q
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