1,052 Questions for the topic Functions

Functions help given a certain function

Evaluate (f(x+h)-f(x))/h given f(x)=x^2

Which of the following functions is equivalent to the function below? Select two that apply. f(x)=32x+1 g(x)=(13)−(2x+1) g(x)=27x g(x)=3⋅9x g(x)=32x+3 g(x)=2⋅3x+1 g(x)=9x+1

Which of the following functions is equivalent to the function below? Select two that apply. this is the function being asked if the others are equivalent to the rest of these functions,... more

Functions and Relations

given the following functions,f(x)=3x^2 -2 g(x)=20 100x h(x)=-x^2+6x-16

Understanding the combination of transformations on graphs.

Hi, I've found a question asking for the new equation of the curve if you first stretched the curve y=sin(x) by a scale factor of 1/2 parallel to the x axis and secondly translated the curve by π/4... more

Rewriting an equation as a function

How do I rewrite y(x)y^2 = (3x^2*y^3)^3/3(x-1*y^4)^2 -5y^2

Math. Functions

Functions f and g are defined byf : x = k – x for x ∈ R, where k is a constant,g : x = 9/x + 2for x ∈ R, x ≠ –2.(i) Find the values of k for which the equation f(x) = g(x) has two equalroots and... more

how to solve this function...

if f(x)=4x-x^2 find f(x+h)-f(x-h)/2h

Changes to function rules on graphs

how would a graph of sin(x−h) differ from the graph of sin⁡ x? Or, how might the graph of a cos ⁡x differ from the graph of cos⁡ x?

Applied Math- functions

A parabola has a vertex of (4, 8) and points down.Write two possible equations of quadratic functions in vertex form such that the parabola has exactly two zeroes.Find the zeroes for both... more

Polynomial Function

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1 and zeros at  x= 1, 2, 5

07/08/19

How do coordinates represent solutions

How are the coordinates (x,y) used to represent a solution to f(x)=g(x) for different types of functions (radical, rational, quadratic, linear). In other words, how is the ordered pair (x,y) a... more

How do coordinates represent solutions

How are the coordinates (x,y) used to represent a solution to f(x)=g(x) for different types of functions (radical, rational, quadratic, linear). In other words, how is the ordered pair (x,y) a... more

Coordinates to different functions

How are the coordinates (x,y) used to represent a solution to f(x)=g(x) for different types of functions (radical, rational, quadratic, linear). 

07/06/19

What is the inverse equation of f(x)=1/(2x) - 3

06/30/19

Function Questions

If the domain of a function f(x) is the set {10, 20, 30}. What does the information tell you about f^-1(x)?If the graph of a function f(x) includes the point (3, 0), what point must the graph of... more

Find the price elasticity of demand for the demand function at the indicated x-value?

Demand function: p=700-3x Quantity Demanded: x=15(a) Find the price elasticity of demand for the demand function at the indicated x-value.(b) Identify the intervals of elasticity and inelastcity

06/26/19

a campus republican fundraiser offers raffle tickets for 9$

a campus republican fundraiser offers raffle tickets for 9$ each the prize for the raffle is a 450 tv which must be purchased with the proceeds from ticket sales. find a function that gives the... more

06/25/19

How would you graph the function (4x+4y)^3=64x^3+64y^3?

How can it be simplified to the regular form?

F(a)=2a F(b)=2b determine F(x)=mx+b Have Final Exam today Please Help

the answer is F(x)=2x,but I have no idea how to get there.Help would be greatly appreciated.Thanks

06/13/19

a rectangular field is to be enclosed with 240m of fence. let x be the length of the field.express the area of the field as a function of x

a rectangular field is to be enclosed with 240m of fence. let x be the length of the field.express the area of the field as a function of x.

Determine which function is a solution to the differential equation y ' - y = 0.

Determine which function is a solution to the differential equation y ' - y = 0.A. exB. C. xD. None of these
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