1,744 Answered Questions for the topic Functions

10/31/19

Let P=(x,y) be the point in quadrant 1 that is a vertex of the rectangle and is on the semicircle of radius r=8

what is the perimeter of the rectangle as a function of x
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10/31/19

Let P=(x,y) be the point in quadrant 1 that is a vertex of the rectangle and is on the semicircle of radius r=8.
what is the area of the rectangle as a function of x?
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10/31/19

An open box with a square base is to be made from a square piece of cardboard 41 inches on a side by cutting out a square from each corner and turning up the sides.

the volume of the box in terms of x is V(x)=(41-2x)(41-2x)(x) what is the domain of V(x)?
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10/31/19

a rectangular field has a perimeter of 411 yards. The area of the field in terms of x is A(x)=-x^2+205.5x what is the domain of A(x)?
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Functions

10/29/19

MATH 8th grade - FUNCTION

Maya received a $25 gift card to Dippin Donuts for her birthday. She buys a medium coffee every day, which costs $2.54 including tax. The relationship between the number of days she buys coffee and... more
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10/27/19

I need help with this Precalculus problem
Write a polynomial function of least degree with integral coefficients that has the given zeros-25/4 -5/3
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Functions Math Precalculus

10/26/19

For the geometric series 1-2/3+4/9-8/27..., find S8.
I know that a=1 and r=-2/3. I also know that the 8th term is -128/2187 by multiplying -2/3 by itself 8 times. I don’t know how to find the sum and show my work using sn=a*1-r^n/1-r. Someone please... more
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Functions

10/24/19

Equation of a line through a given point, parallel to a second line
Find an equation of the line that passes through the point (−1, 6) and is parallel to the line passing through the points (−2, −3) and (2, 5). (Let x be the independent variable and y be the... more
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Functions Math Algebra

10/22/19

FUNCTIONS: In the space provided, type the answer in descending order as it applies without any spaces between the letters, numbers, or symbols.
Type the product of the given functions (fg)(x):f(x) = x2 − 9 and g(x) = x + 1.
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Functions

10/22/19

If V varies directly as square root of s and v=16 when s=9 find value of v if s=25
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Functions

10/21/19

Find the values of k such that 3 is a zero of f(x)= x^3+x^2+kx+1
I tried to compute f(3) and got k =-37/3 but the answer in the textbook is k = -2 root(3) k=2 root(3)
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10/21/19

Find the factors and the zeros of the polynomial function: P(x)=x^3+x^2-10x+8
I need help with! If you can, please explain step by step. THank you!
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Functions

10/18/19

State the domain and range of the following function. {(2,3), (7,9), (4,-7), (6,2), (3,-5)}
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Functions Test Preparation

10/16/19

Can I write x=x to describe a function with a domain of all real numbers?
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Functions Algebra F(n)

10/15/19

If f(1)=16 and f(n)=1/2 x f(n-1)
im so confused. if u could help me that would be great.
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10/15/19

if f(x)=x^2+5 and g(x)=f(x-2), what is g(6)
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Functions

10/15/19

If f(x) = 1 - 3x, find and simplify 3f(m+2)
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10/15/19

A line with a slope of 3 intersects the quadratic function y=1/2x^2+2x-3 at exactly one point. Determine the coordinate of the y-intercept of the line.
I also need help with this question: Given:How can I determine the values of A, and B? 
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Functions Math Algebra 2

10/14/19

Graphing exponential functions
How to write the equation corresponding to the graph of y=7x after having been translated four units upward, three units to the left then reflected in the x-axis?
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Functions Systems Lines

10/11/19

A couch and coffee table cost a total of $1161 . The cost of the couch is two times the cost of the coffee table. Find the cost of each item.
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Functions Algebra 2

10/10/19

Math- functions

Algebraically, show where the functions f(x)=-2x+3 and g(x)=x^2-1 intersect. Please help me solve it Step by step.
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Functions Algebra 2

10/09/19

Find the value x so that the function has the given value
Find the value x so that the function has the given valuef(x) =8x-7 if f(x) =17
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Functions Algebra 2

10/09/19

A rectangular box with a volume of 40ft^3 has a square base. Find a function that models it’s surface area S in terms of the length X of one side of its base.
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Functions Algebra 2

10/09/19

Find the value of x so that the function has the given value

Find the value x so that the function has the given value F(x)=8x-7 if f(x) =17
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Functions Algebra 2

10/09/19

f(x)=6^2-4 and g(x) =2x+2 find (f-g)(x)
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