4,335 Answered Questions for the topic College Algebra

College Algebra

11/11/19

q is a degree 5 polynomial that passes through the origin, has zeros i and 2 − i , and q ( 1 ) = 12 . Find the equation for q .

q is a degree 5 polynomial that passes through the origin, has zeros i and 2−i, and q(1)=12. Find the equation for q.
College Algebra

11/07/19

Three percent of Jennie’s skin cells were burned when she escaped from a fire. If 3.7*10^10 of her skin cells were burned then, how many skin cells were not burned ?

Three percent of Jennie’s skin cells were burned when she escaped from a fire. If 3.7*10^10 of her skin cells were burned then, how many skin cells were not burned ?
College Algebra

11/07/19

How do I write the equation in slope intercept form?

Write an equation in slope intercept form for the line passing through (-1,5) and parallel to x+5y=7.
College Algebra

11/07/19

What is the equation of the line in slope intercept form?

Write an equation of the line passing through (-3,4) and having a slope of -8.Give the answer in​ slope-intercept form.
College Algebra

11/07/19

How do I write the equation of the line?

write an equation of the line passing throigh (-2,1) and (3,2). give the answer in standard form.
College Algebra

11/07/19

How do I solve this?

Write an equation of the line through (-2,-2) having slope 14/15. Give the answer in standard form.
College Algebra

11/07/19

A population's doubling time is 60 years. Find its growth rate per year.

Write it in a decimal form
College Algebra

11/04/19

How old are these bones?

The radioactive element​ carbon-14 has a​ half-life of 5750 years. A scientist determined that the bones from a mastodon had lost 73.9​% of their​ carbon-14. How old were the bones at the time they... more
College Algebra

11/04/19

word problemSSSSS

Suppose that the weight (in pounds) of an airplane is a linear function of the amount of fuel (in gallons) in its tank. When carrying 10 gallons of fuel, the airplane weighs 2165 pounds. When... more
College Algebra

11/04/19

College Algebra- maximum revenue

The revenue function for a bicycle shop is given by R(x)=x•p(x) dollars where x is the number of units sold and p(x)=400-.2x is the Unit price. Find the maximum revenue.
College Algebra

11/03/19

College Algebra

An equation that defines y as a function of x is given. a. Solve for y in terms of x andreplace y with the function notation f (x). b. Find f(3).6x -3y= 4
College Algebra

11/03/19

College Algebra

An equation that defines y as a function f of x is given. ​a) Solve the equation for y in terms of​ x, and replace y with the function notation​ f(x).​b) Find ​f(22​). x+55y=1515​
College Algebra

11/03/19

College Algebra Question

Let f=​{(−8​,−1​),(6​,−7​),(−7​,−6​)}.Find f(−7​).
College Algebra Algebra Complex Numbers

11/03/19

Complex numbers problem

Hi, what is the best way to rationalize the denominator and simplify the following: 2-3i/4+3iThanks!
College Algebra Algebra Word Problem

11/03/19

Word problem help

Hi, what would be the best way to solve this word problem.Kyle took 2 hours to drive to work. Returning home, he traveled 30 mph faster and made it in one hour. What distance did he travel to get... more
College Algebra Algebra

11/03/19

Find a polynomial function

Find a polynomial function f(x) of degree 3 with real coefficients that satisfies the following conditions. Zero of 0 and Zero of 1 have multiplicity 2; f(2)=10
College Algebra

11/03/19

How many potato lunches must they make and sell to make a profit?

A student club at Amarillo College wants to sell baked potato lunches for a fundraiser. They will sell the lunches for $4 each. If they had to pay an advertising fee of $20 and the ingredients cost... more
College Algebra

11/02/19

How to solve "Find a polynomial of degree 5 with integer coefficients that has zeros −2,√2i , i , and y-intercept of 20"?

√2i is really throwing me off, help with detailed steps would be a life saver.
College Algebra Intermediate Algebra

11/01/19

A train travels 30 miles per hour faster than a car. The train covers 120 miles in the same time that the car covers 80 miles. What are the speeds of the car and of the train?

In answering this question, you should define a variable, organize information in a table, write an equation, solve it, and write your answer in context.
College Algebra

11/01/19

College Algebra Question

Find the coordinates of the other endpoint of the​ segment, given its midpoint and one endpoint.midpoint ​(10​,10), endpoint (12​,14​)
College Algebra

11/01/19

Find the coordinates of the other endpoint of the​ segment, given its midpoint and one endpoint.​ midpoint ​(5​,9​), endpoint ​(9​,3​)

Find the coordinates of the other endpoint of the​ segment, given its midpoint and one endpoint.​ midpoint ​(5​,9​), endpoint ​(9​,3​)
College Algebra

11/01/19

Find the standard form of the equation for the circle with the following properties.

Center (7/8,−1/2) and radius is 6.

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