4,335 Answered Questions for the topic College Algebra

College Algebra Algebra Homework Help

04/13/20

Writing a direct variation equation

Suppose that y varies directly with x, and =y 5 when =x20.Then it asks for: (a): Write a direct variation equation that relates x and y. (b): Find y when x=8 y= ____
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College Algebra Algebra Word Problem

04/13/20

Word Problem help

A cyclist traveled 11 kilometers per hour faster than an in-line skater. In the time it took the cyclist to travel 18 kilometers, the skater had gone 9 kilometers. Find the speed of the skater.
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College Algebra Precalculus Trigonometry

04/12/20

Write an equation for a rational function

Vertical asymptotes at x=2 and x=1x intercepts at x=6 and x=3y intercept at 3
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04/12/20

graphing inverse
with the given points (4,2) (2,-1) (-2,-2) find the reflection of the original graph.
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College Algebra Math

04/12/20

The polynomial of degree 3 , P ( x ) , has a root of multiplicity 2 at x = 5 and a root of multiplicity 1 at x = − 1 . The y -intercept is y = − 12.5 . Find a formula for P ( x ) .
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College Algebra Algebra 2

04/12/20

How much money will there be in an account at the end of 5 years if $12000 is deposited at 5% interest compounded semi-annually?
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College Algebra Math

04/12/20

Please help me College Algebra

Use A=P(1+r/n)^nt  where:A = the amortized amount (total loan/investment amount over the life of the loan/investment)P = the initial amount of the loan/investmentr = the annual rate of interestn =... more
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College Algebra Math Statistics Biostatistics

04/12/20

P1. The heights of adult men in the United States are approximately normally distributed with a mean of 70 inches and a standard deviation of 3 inches.

P1. The heights of adult men in the United States are approximately normally distributed with a mean of 70 inches and a standard deviation of 3 inches. a. Actor Michael B. Jordan is 6’0” (72”)... more
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College Algebra

04/12/20

The formula T = 0.02x2 + 18 models the percentage of tuna, T, in a certain fish population x years after 1980. In what year will the percentage reach 29.52?
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College Algebra Algebra 1 Algebra 2 Precalculus

04/12/20

finding and verifying inverse
Find the inverse of f(x) F(x)=1/x-3and then verify your result using (𝑓 ° 𝑓^−1)(𝑥) = 𝑥 and (𝑓^−1 ° 𝑓)(𝑥) = 𝑥.
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College Algebra Math

04/12/20

College Algebra

Use the function f(x)=1.05^x to answer the following questions. Round your answers to two decimal places.so i know this part is evaluate f(6): f(6)=1.05(6) = 1.34but im stuck on this part of the... more
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College Algebra

04/12/20

Find a Polynomial

Find a polynomial function with the zeros -3,2,4 whose graph passes through the point (7,450)
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College Algebra Algebra 2

04/12/20

Remainder theorem

Use the remainder theorem to find the remainder when f(x) is divided by x-2. Then use the factor theorem to determine whether x-2 is a factor of f(x) • the remainder is _____ • is x-2 a factor of... more
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College Algebra Algebra 2

04/12/20

Forming a polynomial

Form a polynomial f(x) with real coefficients having the given degree and zerosdegree 4; zeros 2 -4i -3 multiplicity 2
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College Algebra Algebra 2 Algebra

04/12/20

finding inverse and verify

Find the inverse of f(x) and then verify your result using (𝑓 ° 𝑓^−1)(𝑥) = 𝑥 and (𝑓^−1 ° 𝑓)(𝑥) = 𝑥.F(x)=1/x-3
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College Algebra

04/11/20

COLLEGE MATH !!!!!
A company is going to select 5 men and 5 women from their staff to attend a seminar.  There are 15 men and 18 women on staff. In how many ways can can they be selected?
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College Algebra

04/11/20

COLLEGE MATH!!!!!!!!!!!!!!!
A password is to be created using five letters followed by one number. How many different passwords can be created if repetition is not permitted? The number can be any digits from 0 to 9,... more
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College Algebra Algebra 2

04/11/20

COLLEGE MATH!!!!!
A bag contains 3 blue marbles, 2 red marbles, and 4 yellow marbles. One marble is randomly selected. What is the probability that the marble is blue given that the marble is not yellow?
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04/10/20

College algebra Compound Question

My math teacher only showed us how to do this problem with a ti 85 graphing calculator. thats great and all but i don't own that kind of calculator so how do i go about this question with working... more
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College Algebra Math Calculus Precalculus

04/10/20

Find F'(a) and G'(a)
Let F(x) = (x^3) and G(x) = (f(x))^3 and suppose thata^2 = 12, f(a) = 2, f'(a) = 15, f'(a^3) = 15Find F'(a) and G'(a).
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College Algebra Intermediate Algebra

04/10/20

Intermediate algebra~ Radical expressions, Equations and functions
A baseball diamond is actually in the shape of a square 90ft. on one side. Suppose that a third baseman fields a ball while standing on the third base line 8 ft. from third base. how far is the... more
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College Algebra Math

04/10/20

College Algebra

Determine whether the sequence is arithmetic, geometric or neither.1/7, 1/28, 1/112, 1/448, 1/1792 ...If the sequence is geometric, what is the common ratio?
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College Algebra Math

04/10/20

College Algebra Math
Consider the following sequence 5,−15,45,−135,405,...Write an explicit formula for the sequence.(use the form an=b(r)^n−1)
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College Algebra

04/09/20

Find a formula for P(x).
 The polynomial of degree 3, , has a root of multiplicity 2 at x=1 and a root of multiplicity 1 at x=-1. The y-intercept is -0.2
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College Algebra Algebra 2

04/09/20

How far did it fall in the first 3 seconds?
For a body falling freely from rest (disregarding air resistance) , the distance the body falls varies directly as the square of the time. If an object is dropped from the top of a tower 150 feet... more
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