4,322 Answered Questions for the topic College Algebra

College Algebra

10/12/19

Need help please
Find the equation for a line which passes through the points (7, 2) and (9, –6). Write the equation in slope-intercept form. Show work.
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College Algebra

10/12/19

I need this A please help
Rhonda, a resident of Metropolis, pays Metropolis an annual tax of $45 plus 1.6% of her annual income. If Rhonda paid $877 in tax, what was Rhonda’s income? Show work.
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College Algebra

10/12/19

Trying to get this math problem right
Donut Delights, Inc. has determined that when x donuts are made daily, the profit P, in dollars, is given by P(x) = –0.001 x 2 + 2.7x – 950(a) What is the company’s profit if 1,000 donuts are made... more
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College Algebra

10/11/19

How do you form a polynomial whose zeros are -2,2,3 and has a degree of 3?
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College Algebra Algebra 2

10/10/19

A motorboat takes 5 hours to travel 100 miles going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
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College Algebra

10/10/19

I'm asking about my math Homework that is due today i need some help on it please.
The bill for dinner was 80.25 after the 7% tax =.What was the bill before the tax was added
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College Algebra Algebra 2

10/10/19

Find the equation of the line in standard form that passes through the following points (0,-11) and (5,-11). Simplify your answer.
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College Algebra Algebra 2

10/09/19

If k(x)= 2x^2+6x-4 and w(x)=-3x^2-18x+32, find all real x-values such that k(x)= w(x)
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College Algebra Algebra 2

10/09/19

if f(x)= 4x^2-2x+5 find F(2+y)
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College Algebra Algebra 2

10/09/19

if f(x)= 4x^2-2x+5 find (2+y)
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College Algebra Algebra 2 Finance

10/09/19

A bank loaned out $21,000, part of it at the rate of 4% annual interest, and the rest at 15% annual interest. The total earned for both loans was $2,215.00. How much was loaned at each rate?
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College Algebra Algebra 2

10/09/19

need help with math problem
Among all rectangles that have a perimeter of 110 , find the dimensions of the one whose area is largest.  Write your answers as fractions reduced to lowest terms.
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College Algebra Algebra 2

10/09/19

Construct a polynomial function, with 5 zeros, with one zero with a multiplicity of 3, and one with a multiplicity of 2
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College Algebra Algebra

10/08/19

Solve the following word problems
Shannon is building a deck around her square swimming pool. Let d = the width of the deck.The pool is 23 ft Given the diagram to the right, write a polynomial that represents the total area of... more
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10/08/19

(a+bi)(c+di)=(3+36i) - Complex Numbers Equation Help
I got no solution for this question but apparently it isn't right:Directions: Find Integers a,b,c,d such that: (a+bi)(c+di)=(3+36i)
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College Algebra Geometry

10/08/19

Find the height of the triangle, given that the area is 217 square centimeters. The base is (2h+3)
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College Algebra Algebra 2

10/08/19

Line L passes through point (12,0) and p is the graph of 6x-57=6. If L is perpendicular to p, what is the equation of L?
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College Algebra Algebra 2

10/08/19

Line L passes through point (3,-4) and line p is the graph of y-2= -5(x+2). If L is parallel to p what is the equation of L?
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College Algebra Algebra 2

10/07/19

Find the point on the y axis that is equidistant from the points (-2,0) and (5,7)

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College Algebra Algebra 2

10/07/19

Find and Simplify

Given the function f(x)=3-2x-x2 find and simplify (f(x+h)-f(x-h))/(2h)
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College Algebra

10/07/19

The width of a triangle is three times it’s height. The area of the triangle is 96 square feet. Find the height and width of the triangle.

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College Algebra Algebra 2

10/06/19

The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assume the growth follows a Malthusian model.

The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assume the growth follows a Malthusian model. By what factor will the current population of... more
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College Algebra Algebra 2

10/06/19

The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assuming a Malthusian growth model, find the world population
The population of the Earth is approximately 6 billion people and is growing at an annual rate of 1.9%. Assuming a Malthusian growth model, find the world population in 40 years. (Round your answer... more
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College Algebra

10/06/19

The revenue function for a sporting goods company is given by R(x)=x⋅p(x) dollars where x is the number of units sold and p(x)=700−0.5x is the unit price. Find the maximum revenue.
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College Algebra Algebra

10/04/19

solve the following word problem

Shannon is building a deck around her square swimming pool. Let d = the width of the deck22. Given the diagram to the right, write a polynomial that represents the total area of the deck and pool.... more
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