02/09/21

precalculus question
solve the following polynomial equation algebraically. Answer in exact form. 6x^3 + 7x^2 - 5x = 0
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02/09/21

Exponent Puzzle Algebra 1

Find the value of a that makes the equation true.(2x^2 y^3)^a = 8x^6 y^9
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01/31/21

A rocket is fired at sea level and climbs at a constant angle of 85° through a distance of 10,000 feet. Approximate its altitude to the nearest foot.
d ≈ ? ft
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01/31/21

An airplane takes off at a 15° angle and travels at the rate of 350 ft/sec.
An airplane takes off at a 15° angle and travels at the rate of 350 ft/sec. Approximately how long does it take the airplane to reach an altitude of 35,000 feet? (Round your answer to two decimal... more
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01/29/21

Let P be the point on the unit circle U that corresponds to t. Find the coordinates of P and the exact values of the trigonometric functions of t
Let P be the point on the unit circle U that corresponds to t. Find the coordinates of P and the exact values of the trigonometric functions of t, whenever possible. (If an answer is undefined,... more
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01/29/21

Math is hard thank you

Write an equation in standard form of the line that passes through the given point and has the given slope m. Hint: put it in slope intercept form first.(4, 3) m=7
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01/29/21

Math is hard thank you

Write the equation of the horizontal line that passes through the point (-3, 5).
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01/27/21

Amy is reducing a 12-foot wide by 15-foot long room to a drawing that is 18 inches wide. What is the length of the drawing?
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01/27/21

calculus question
The graph of f '(x) is continuous and increasing with an x-intercept at x = 0. Which of the following statements is false? (4 points) The graph of f is always concave up. The graph of f has an... more
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01/26/21

eight more than six times a number x is at least forty four
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01/26/21

On a circle of radius 12cm, the length of the arc that subtends a central angle of 120 degrees is ( ? )pi cm
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01/24/21

I don't know how to find the equation. Help me, please!
I am riding a Ferris wheel. At time t = 10 seconds I am at its highest point of 60 feet above the ground. At t = 190 seconds the wheel returns me to this highest point. If the radius of the Ferris... more
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01/22/21

State the domain of the the function h(x) over f(x) using interval notation
Given functions h(x) = 1 over sqrt(x) and f(x) = x^2 - 4, state the domain of the following using interval notation: h(x) over f(x)
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01/22/21

Without graphing, determine whether the function y=7(2/3)^x represents exponential growth or exponential decay. Explain your answer.
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01/21/21

. The tens digit of a two-digit number is 4 times the ones digit. The sum of the digits is 10. Find the original number.
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01/21/21

Trigonometry question

The angle of elevation to the top of a tall building is found to be 10 degrees from the ground at a distance of 0.9 mile from the base of the building. Find the height
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01/21/21

Trigonometry problem

The proper angle for a ladder is about 75 degrees. Suppose you have a 13 ft ladder. How high can it reach.
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01/20/21

Given : -8(x-3)=-32; Prove: x=7
I need four statements and four reasons
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01/20/21

Please solve: e^x = 14.3
(e^x is ex btw)
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01/20/21

Find the inverse of the function: g(x)=2x^5
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01/20/21

A board 60 in. long is cut into two parts so that the longer piece is 5 times the shorter. What are the lengths of the two pieces?
The shorter piece is ___  in.The longer piece is ____  in.
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01/20/21

Christopher is 20 years younger than Isaiah. Isaiah and Christopher first met two years ago. 14 years ago, Isaiah was three times as old is Christopher. How old is Isaiah now
Christopher is 20 years younger than Isaiah. Isaiah and Christopher first met two years ago. 14 years ago, Isaiah was three times as old is Christopher. How old is Isaiah now
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01/19/21

How to find the sum of the infinite geometric sequence:
8  +  4  +  2 ...
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01/19/21

Solve equation -6+2sinx=sin^2x-5
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01/19/21

math precalculus 12
Helmut's parents gave him $1 on his first birthday (which went into his brand new piggy bank). On his second day, he received $3 and on his third birthday $5. His parents continued to give him... more
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