4,322 Answered Questions for the topic College Algebra

College Algebra

04/15/20

Use logs to determine the number of years until the population reaches 58,800 organisms. Round answer to 2 decimal places.

A population numbers 12,000 organisms initially and grows by 18.2% each year. p=12000*1.182^t
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College Algebra

04/15/20

A company can manufacture x items for a total cost of C ( x ) = − .01 x 2 + 7 x + 300 dollars. How much does it cost to manufacture 200 items?

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College Algebra

04/15/20

What is the equation
Denise has 3 hours to spend training for an upcoming race.she completes her training by running full speed the distance of the race and walking back the same distance to cool down. If she runs at... more
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College Algebra

04/14/20

What is the formula to solve this problem and what is the answer?
a couple deposits $681 per month into an account paying 6% compounded monthly. If payments are made at the end of each period, how much money will be in the account in 7 years?
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College Algebra Math Polynomials

04/14/20

Polynomial functions graphs applications and models
A toy rocket is launch from the top of a building 122 feet tall and initial velocity of 175 ft./s.a. Give the function that describes the height of the rocket in terms of time t. b. Determine the... more
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College Algebra Math Polynomials

04/14/20

Polynomial functions graphs applications and model question
A toy rocket is launched from the top of a building 80 feet tall and initial velocity of 219 ft./s.A. Give the function that describes the height of the rocket in terms of time t. B. Determine the... more
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College Algebra Functions Zeros Rational

04/14/20

Rational Zeros of Functions
List all possible rational zeros for the function. (Enter your answers as a comma-separated list.)f(x) = 2x3 + 3x2 − 6x + 3
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College Algebra Functions Zeros Rational

04/14/20

List all possible rational zeros for the function. (Enter your answers as a comma-separated list.) f(x) = 2x3 + 3x2 − 6x + 3
List all possible rational zeros for the function. (Enter your answers as a comma-separated list.)f(x) = 2x3 + 3x2 − 6x + 3
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College Algebra Division Polynomials Quotient

04/14/20

Use long division to divide. Specify the quotient and the remainder. (x2 + 3x − 1) ÷ (x − 1)
Use long division to divide. Specify the quotient and the remainder.(x2 + 3x − 1) ÷ (x − 1)I put {x^2+3x-1) over (x-1} but it was marked incorrect
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College Algebra Polynomials

04/14/20

Use the graph to write a polynomial function of least degree.
Use the graph to write a polynomial function of least degree.The points are (-2/3,0), (0,-8),(4/3,0)
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04/14/20

Use the Intermediate Value Theorem to confirm that the given polynomial has at least one zero within the given interval.
Use the Intermediate Value Theorem to confirm that the given polynomial has at least one zero within the given interval.f(x) = x5 − 3x ,between x = 1 and x = 2Substitute x = 1 and x = 2 into the... more
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College Algebra Algebra 2

04/14/20

Variation Word Problem

Keplers Third Law states that the time T needed for a planet to make one complete revolution about the sun is directly proportional to the 3/2 power of the average distance d between the plent and... more
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College Algebra Algebra 2 Algebra

04/13/20

Set this problem as a 2 × 2 linear system and solve it.
A boy has a stamp collection consisting of 5-cent stamps and 8-cent stamps. His collection has a total of 48 stamps worth $3.48. How many of each kind of stamp does he have in his collection?
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College Algebra Algebra 2 Algebra

04/13/20

Show whether she is right or wrong using long (or synthetic) division.
Your classmate claims that (𝑥 + 2) is a factor of the polynomial 5𝑥3 +10𝑥3− 𝑥 − 2.
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04/13/20

Quadratic formula help
I'm having a hard time trying to figure this problem out, can anybody point me to the right direction or help?An object is dropped from a height of 576 feet off the ground. The height h of the... more
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College Algebra Math Quadratic Formula

04/13/20

Quadratic formula help
I'm having a hard time trying to figure this problem out, can anybody point me to the right direction or help?A smart-phone is thrown upwards from the top of a 672-foot building with an initial... more
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College Algebra

04/13/20

College Algebra
The population of a colony of mosquitoes obeys the law of uninhibited growth. If there are 1000 mosquitoes initially and there are 1300 after 1​ day, what is the size of the colony after 33 ​days?... more
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College Algebra Math Quadratic Formula

04/13/20

Find the missing side when an area is given
I'm stuck on this problem and I've been trying to figure it out but I can't seem to grasp it, can anyone help?One side of a rectangle is 6 cm longer than two times another side. The area of the... more
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College Algebra

04/13/20

Solving a quadratic equation by completing the square

Solve the quadratic equation by completing the square. x^2+14x+38=0 First, choose the appropriate form and fill in the blanks with the correct numbers. Then, solve the equation. If there is more... more
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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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