4,322 Answered Questions for the topic College Algebra
College Algebra Maths
10/15/20
The formulas give the cost in revenue functions for a company that manufactures and sells a certain product. Cost C(X)=16,000+11x; Revenue R(X)=19x. Determine the profit function for the company.
College Algebra
10/15/20
Functions and their Graphs
Let g be the function defined by g(x) = −x2 + 8x. Find a + g(a) and 1/g(a)
College Algebra
10/15/20
The total cost of producing a type of truck is given by C(x)=13000−60x+0.2x2, where x is the number of trucks produced. How many trucks should be produced to incur minimum cost?
College Algebra
10/14/20
Construct a polynomial function of least degree possible using the given information.
Real roots: −1 (with multiplicity 2), 1 and (2, f(2)) = (2, 5)f(x) =
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College Algebra Precalculus
10/14/20
Find an nth-degree polynomial function with real coefficients satisfying the given conditions.
Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the...
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College Algebra
10/14/20
Ryan's gas tank is 1/6 full. After he buys 7 gallons of gas, it is 2/3 full. How many gallons can Ryan's tank hold?
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College Algebra
10/14/20
a daycare center has 40 ft of dividers with which to enclose a rectangular play space
10/14/20
We are interested in the amount of time the child spends alone per day.
In China, four-year-olds average three hours a day unsupervised. Most of the unsupervised children live in rural areas, considered safe. Suppose that the standard deviation is 1.5 hours and the...
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College Algebra
10/14/20
College Algebra
Given f(x)= 3x^2-2x+1 and g(x)=4x-2, find a) f(g(x))b) f(g(2))
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College Algebra
10/14/20
Composition of function
Given f(x)=3x^5-5x+9 and g(x)=(x-3)^2 +1 find:a) f(g(x))b) g(f(x))
College Algebra
10/14/20
College Algebra
If the domain of f(x) is [-2,3), what is the range of f^-1 (x) ?
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College Algebra Math
10/14/20
Composition of functions
For the function f, use composition of functions to show that f^-1 is as given.1) f(x)=∛x+1 , f^-1(x)= x^3-1
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College Algebra
10/14/20
College Algebra (Inverse)
Determine if the functions are inverses of each other:1) f(x)=(x+4)^3 and g(x)= ∛x+1 -42) f(x)= 5x+9 and g(x)= x+9/5
Determine the surface area (Round your answers to one decimal place.)
Determine the surface area. (Round your answers to one decimal place.)(a) ∠ABC is a right angle.AB = 8 inches, BC = 11 inchesAD = 3 feet
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10/14/20
The total revenue for Jane's Vacation Rentals is given as the function R(x)=300x−0.25x^2, where x is the number of rooms filled. What number of rooms filled produces the maximum revenue?
this is for my college algebra class please help
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College Algebra
10/13/20
For the point P(11,-11) and Q(18,-8), find the distance d(P,Q) and the coordinates of the point of the midpoint M of the segment PQ. What is the distance?
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College Algebra
10/13/20
Coffee house special
A coffee house is planning on selling a “special” coffee for $10.00 per cup. To get started they need to buy $4000 worth of supplies. wrote an equation for the profit,p, that will me made on this...
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College Algebra
10/12/20
Find a polynomial equation with real coefficients that has the given roots 8i and the square root of 7.
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College Algebra
10/12/20
College Algebra
Describe a function g(x) in terms of f(x) if the graph of g is obtained by vertically stretching f by a factor of 5, then shifting the graph of f to the right 7 units and upward 8...
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Please Help! A fruit company delivers its fruit in two types of boxes: large and small.
A fruit company delivers its fruit in two types of boxes: large and small. A delivery of 8 large boxes and 3 small boxes has a total weight of 166 kilograms. A delivery of 2 large boxes and 5 small...
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Solving a word problem using a system of linear equations of the form Ax + By = C
A store is having a sale on chocolate chips and walnuts. For 8 pounds of chocolate chips and 4 pounds of walnuts, the total cost is $33. For 3 pounds of chocolate chips and 2 pounds of walnuts, the...
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College Algebra
10/12/20
Help to solve the pair of functions to find f(g(x)) and g(f(x))
Use the pair of functions to find f(g(x)) and g(f(x)). Simplify your answers.
f(x) = x2 + 6, g(x) = x+4
x + 4
Solving a word problem using a system of linear equations of the form Ax + By = C
One month Elsa rented 2 movies and 3 video games for a total of $26. The next month she rented 6 movies and 5 video games for a total of $56. Find the rental cost for each movie and each video game.
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Solving a word problem using a system of linear equations of the form Ax + By = C
Ravi the trainer has two solo workout plans that he offers his clients: Plan A and Plan B. Each client does either one or the other (not both). On Friday there were 2 clients who did Plan A...
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College Algebra Math
10/11/20
What is the Domain & range equation/ Market equilibrium?
A small organic grocer will buy 100 avocados per month if the price is $1 each and 60 avocados per month if the price is $3 each. A farmer is willing to supply the grocer with 60 avocados per month...
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