4,322 Answered Questions for the topic College Algebra

College Algebra

03/10/22

Find the quadratic function whose vertex is (-7,6) and x-intercept is 4
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College Algebra

03/09/22

the length of the base of the triangle is 2 inches shorter than twice the length of the altitude. Write a polynomial that represents the triangle's area
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College Algebra

03/09/22

Cobstruct a polynomial function given the roots x=2 and x=-5
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College Algebra

03/08/22

Graph transformations
The graph of f(x) contains the point (5, 6). What point must be on each of the following transformed graphs? Enter points as (a,b) including the parentheses.(a) The graph of f(x-8) must contain the... more
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College Algebra Algebra Graphs Quadratic Formula

03/07/22

Complete the square to put the quadratic in standard form...
f(x) = x2 + 2x -8Vertex:Concave:Y/X intercept:Domain/range:Increasing/decreasing intervals:Determine intervals where f(x) > 0 and where f(x) < 0
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College Algebra

03/07/22

College algebra, I’m really bad at word problems. Please help.
The population of bacteria is directly proportional to the temperature. There are about 10 million bacteria at 20 degrees Celsius. Create a formula for this. What type of variation is this? What is... more
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College Algebra Algebra Inequalities Functions

03/07/22

What does this question mean? Determine the intervals where f(x) > o and where f(x) < o
What does this question mean? Determine the intervals where f(x) > o and where f(x) < o
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College Algebra

03/06/22

Having trouble with this problem, please help!
Two mechanics worked on a car. The first mechanic worked for 5 hours, and the second mechanic worked for 15 hours. Together they charged a total of $1725. What was the rate charged per hour by each... more
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College Algebra Math Act Math

03/06/22

Find b and c so that y = 16 x 2 + b x + c has vertex ( − 5 , − 6 )

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College Algebra

03/04/22

If line PQ is parallel to RS. Find x.
If line PQ is parallel to RS. Find x.P (x,4) Q (3,2) R (-1,5) S (2,4)
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College Algebra

03/03/22

Let f(r) = 22 If g(a) is the graph of f(a) shifted up 6 units and left 3 units, write a formula for g(x)
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College Algebra Math Algebra 1

03/02/22

College Alegbra question rate of change

A bus leaves a bus station at 9:00 am and travels on the Eastbound Highway. A second bus leaves the same bus station 45 minutes later and travels in the same direction on the same highway at a... more
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College Algebra Algebra 2 Algebra Functions

03/01/22

Write the function that represents the line joining the points (2,5) and (-1,3)
Write the function that represents the line joining the points (2,5) and (-1,3)
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College Algebra Algebra 2 Algebra Graphs

03/01/22

For what x-value in [-4,6] is the function undefined?
The points on the graph are: (-4,-3), (0,0), (2,-2), (4,0), and (6,2)The point (2,-2) is an open dot and the other points are filled dots. Does that mean (2,-2) is undefined?
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College Algebra

03/01/22

Solving a Tax Rate or Interest Rate Problem
Last year, Scott had $20,000 to invest. He invested some of it in an account that paid 6% simple interest per year, and he invested the rest in an account that paid 5% simple interest per year.... more
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College Algebra Math

02/28/22

college algebra question
Suppose the average yearly salary of an individual whose final degree is a​ master's is ​$45 thousand less than twice that of an individual whose final degree is a​ bachelor's. Combined, two people... more
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College Algebra

02/27/22

Suppose that y varies directly as the square root of x, and that y = 45 when x=225 . What is y when x=65? Round your answer to two decimal places if necessary.
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College Algebra

02/27/22

How many books must the publisher produce and sell so that the production costs will equal the money from sales?
A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed... more
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College Algebra

02/25/22

college algebra
Passing through (5,-8) and perpendicular to the line whose equation is y=(1)/(2)x+2
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College Algebra

02/25/22

During a football game, the kicker punts the football from the 35 yard line. The maximum height of the football is 15 yards. The football travels 40 yards through the air before it hits the ground.

During a football game, the kicker punts the football from the 35 yard line. The maximum height of the football is 15 yards.The football travels 40 yards through the air before it hits the ground.
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College Algebra

02/22/22

60. Find r so that the line through 12, 62 and 1-4, r2 is (a) parallel to 2x - 3y = 4 (b) perpendicular to x + 2y = 1.

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College Algebra

02/22/22

college algebra
A manufacturer of​ tools, selling rechargeable drills to a chain of home improvement​ stores, charges ​$4 more per drill than its manufacturing​ cost, m. The chain then sells each drill for 130​%... more
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College Algebra Basic Math

02/22/22

I'm really bad with word equations and this is due soon, can you help ?

The phone company Splint has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 440 minutes, the... more
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College Algebra Math

02/21/22

How many bookshelves and how many desks should be manufactured per day to obtain a maximum​ profit?
Assume the company makes a profit of​ $15 per bookshelf and​ $40 per desk. They must manufacture between 30 and 70 bookshelves per​ day, inclusive. They must also make between 25 and 65 desks... more
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College Algebra

02/10/22

Write a linear function, that has the values: f ( -2) =4 , f (3)= - 6
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