4,335 Answered Questions for the topic College Algebra
College Algebra
10/16/20
college algebra word problem
Use the vertex (h, k) and a point on the graph (x, y) to find the general form of the equation of the quadratic function.(h, k) = (1, 0), (x, y) = (0, 1)
College Algebra
10/16/20
college algebra word problem
Determine whether there is a minimum or maximum value to the quadratic function.f (x) = 2x^2 − 18x + 8Find the minimum or maximum value of f. Find the axis of symmetry.
College Algebra
10/16/20
College algebra word problem
Find an equation of a parabola with a vertex at the origin and the focus located at (x, y) = (4, 0).
College Algebra
10/16/20
college algebra word problem
Find the dimensions of the rectangular corral producing the greatest enclosed area given 320 feet of fencing. (Assume that the length is greater than or equal to the width.)
College Algebra
10/16/20
College algebra word problem
A ball is thrown in the air from the top of a building. Its height, in meters above ground, as a function of time, in seconds, is given by h(t) = −4.9t^2 + 14t + 6. How long does it take to reach...
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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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