4,322 Answered Questions for the topic College Algebra

College Algebra Math

10/22/21

Help me solve this pls
The Wave Hotel offers luxury suites on Cocoa Beach. It has 200 beachfront suites. At the current price of $300 per night for each suite, it is fully occupied. A recent marketing study indicates... more
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College Algebra Algebra 1 Algebra

10/21/21

Finding output of one step function that models a real world situation: Function notation

Deandre earns 41 dollars per week working part-time at a book store. He makes one dollar more for every book he sells.The amount, A (in dollars), that Deandre earns in a week If he sells “b” books... more
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College Algebra

10/21/21

given that f(x)=x^3, find (f o f)(-1)
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College Algebra Algebra 1 Calculus Prealgebra

10/21/21

𝐴(𝑟)=3200(1+𝑟)4
If $3200 is invested at an interest rate, 𝑟, compounded annually, the amount in the account after 4 years is given by the polynomial function 𝐴(𝑟)=3200(1+𝑟)4. Here, r is used as a decimal, so if r=... more
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College Algebra Algebra 1 Precalculus Statistics

10/21/21

l+w+h=96 Packing Algebra Problem

l+w+h=96A) What is the formula for the volume of the box, in terms of l, w, and h? what’s the formula for volume of a box?Let’s simplify this case a little more. Suppose we have a box with a square... more
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College Algebra Calculus Prealgebra Precalculus

10/21/21

 𝑁(𝑡)=11.9𝑡3+20.3𝑡2+22𝑡+757
The opening value of a stock index on the first day of trading from 1994 to 2010, can be modeled using the following polynomial: 𝑁(𝑡)=11.9𝑡3+20.3𝑡2+22𝑡+757,where 𝑡 is time in years since 1994. A)... more
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College Algebra Standard Form Of Slope

10/21/21

How do I find the standard form of two points?
i have to find the equation, in standard form, of the two points (11,8) and (11,-10)
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College Algebra Math Algebra

10/21/21

Help me with this problem?
Write the equation if is reflected about the x-axis, shifted 1 unit up, shifted 1 unit left and reflected about the y-axis.
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College Algebra

10/21/21

College algebra

The population of a small town in central Florida has shown a linear decline in the years 1986-1997.In 1986 the population was 32400 people. In 1997 it was 21950 people.neA) Write a linear equation... more
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College Algebra Math Calculus Prealgebra

10/21/21

How do I express the answer graphically and algebraically?
A motorcycle stunt rider jumped over the canyon. The path of her motorcycle was given approximately by the function H(x)=−0.005x^2+4.2x+900, where H is measured in feet above the ground and x is... more
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College Algebra

10/20/21

Third-degree, with zeros of −3, −2, and 1, and passes through the point (3,6).
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College Algebra

10/19/21

I need help solving the 2nd question
NASA launches a rocket at 𝑡=0t=0 seconds. Its height, in meters above sea-level, as a function of time is given by ℎ(𝑡)=−4.9𝑡2+280𝑡+220h(t)=−4.9t2+280t+220. Assuming that the rocket will splash... more
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College Algebra Math

10/19/21

Indicated variable
Solve the formula for the indicated variableB=pw+z, for z
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College Algebra Algebra 1 Algebra 2

10/18/21

Suppose you invest 𝑃 dollars in a bank account that earns 𝑟% annual interest, compounded quarterly. Then the balance 𝐴 in the account after 𝑛 years is given by the formula:
A=P(1+r/400)^(4n)Assume you know the rate of interest, r%, how much money you invest, P, and how much money you want to make, A. You can now solve this equation for n, which will give you an idea... more
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College Algebra Algebra 1 Algebra 2

10/18/21

Expand the following expression so it is in the form (a ln x + b ln y )
ln(x^3y^2)/(x^1/2)Enter the numbers a and b as fractions.a=b=
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College Algebra Math Algebra

10/17/21

Help me answer this problem!!
The dimensions of a rectangle are x and y and its perimeter is 60 meters. Write the area A of the rectangle as a function of x.
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College Algebra

10/17/21

College Algebra Homework question one
You invested ​$27,000 in two accounts paying 4% and 7% annual​ interest, respectively. If the total interest earned for the year was $1,740 how much was invested at each​ rate?
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College Algebra Math Statistics

10/16/21

Statistics Help
The following frequency distribution records the amount of time (minutes) students arrived late per lecture for their QM1 lecture. Determine the approximate mean amount of time students arrived... more
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College Algebra Math Prealgebra Statistics

10/16/21

h(x)=-0.005x^2+4.2x+900 Word Problem

A motorcycle stunt rider jumped over the canyon. The path of her motorcycle was given approximately by the function H(x)=−0.005x^2+4.2x+900, where H is measured in feet above the ground and x is... more
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College Algebra Math Prealgebra Statistics

10/16/21

Quadratic Function Algebra Problem

A premium movie theater currently charges $14.00 per ticket and sells 900 tickets every week. A) What is the current weekly revenue? B) The theater estimates that for each $0.50 increase in ticket... more
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College Algebra Math Prealgebra Statistics

10/16/21

S=2700-1.25x Problem
A company has determined that the demand function for a certain couch is given by s=2700−1.25x, where s is the selling price per couch, and x is the number of couches sold. The costs associated... more
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College Algebra Math Prealgebra Statistics

10/16/21

Equation of Parabola Problem

A) Determine the equation of the parabola with a vertex at (-2, 12) and also goes through (1, -15). Express your answer in both vertex form, as well as general (ax2+bx+c) form. B) Solve the... more
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College Algebra

10/15/21

How am I supposed to solve this equation?
Find an nth-degree polynomial function with real coefficents satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the... more
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College Algebra Math Prealgebra Statistics

10/15/21

Sunglasses algebra problem

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College Algebra Math Prealgebra Statistics

10/15/21

Function Problem

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