1,748 Answered Questions for the topic Functions

07/26/17

Algebra 2 Help

Link : http://imgur.com/a/JZxGv   This is a 3 part question so I would be extremely grateful with you could answer the 3 parts. Thanks in advance!!

Algebra 2 Help

Link : http://imgur.com/a/y1djdIf you could please do the 3 parts to the question I would very much appreciate it since they are all one single question. Thanks in advanced!

07/25/17

Why is x^2 + y^2 = 1 an odd function?

Appreciate any help, thanks!

07/19/17

Algebra II Question Please Answer and Thank you

The graph of F(x) is shown below. Suppose G(x) has the same shape as the graph of F(x), but is shifted down3 units and left 2 units.   GRAPH LINK : http://imgur.com/a/9g95J   Part I: Draw the... more

07/19/17

Algebra 2 Homework Help with Explanation and Answer Please

Part I : The graph of F(x), shown below, resembles the graph of , but it has been flipped over the x-axis,stretched vertically by a factor of 3, shifted down 4 units, and left 1 unit.Part II :... more
Functions

07/01/17

John is participating in a marathon that is 26.2 miles and he finishes in 4.5 hours. His distance, d, depends on his time,t.

Which Is an appropriate domain for this situatio?
Functions

06/25/17

I would like to know the solution. I am confused on how i will represent the "every additional 300 meters"

  A taxi ride costs 40 for the first 400 meters and each additional 300 meters adds 3.50 to the fare. Use a piecewise function to represent the taxi fare in terms of the distance in meters.  
Functions

06/16/17

identify the function represented by f(x)=4(1/3)^x

I need help figuring out the function of this problem. Please help?

The length of a rectangle is represented by....

The length of a rectangle is represented by the function L(x) = 4x. The width of that same rectangle is represented by the function W(x) = 7x2 - 4x + 2. Which of the following shows the area of the... more

05/26/17

The graphs f(x) and g(x) are shown below:

The graphs of f(x) and g(x) are shown below: F(x) is a parabola with a minimum of -12, and its zeros are -3 and 4. G(x) is a straight line and the y-intercept is 0.4. It intercepts f(x) at (-3.8,... more

05/26/17

Functions, functions and more functions! :-)

The following function represents the production cost f(x), in dollars, for x number if units produced by compang 1:  f(x) = 0.15x^2 - 6x + 400   The following table represents the production... more
Functions Domain

05/25/17

Domain of composition

If the domain of g(x) is the set Dg={x|x|}≠0 and the domain of f(x) is the entire number line, then   a. what is the domain of the composition f(g(x))?   b. what condition defines the domain of... more
Functions

05/25/17

Given Functions

For the given function f(x) and f(a) and f(a+h); then use them to find f(a+h)-f(a)/h   f(x)=x2+2
Functions

05/25/17

Composition for the functions

f(x)=x+1 w(x)=sqrt(x+2)   (w º f)(x)
Functions

05/17/17

[x]^2= x + 2{x} Solve for x.

[.] is greatest integer function of x and {.} is Fractional part of x. Solve for x. Has 4 solutions.
Functions Calculus 1

05/12/17

simplify the difference quotients

f(x+h)-f(x)/h and f(x)-f(a)/x-a   for the following function by rationalizing the numerator.   f(x)=sqr rt of x^2-8

What is inverse of f(x)=12e^2x? Based on your answer, write an expression equivalent to x where f(x)=10.

I have tried for roughly an hour with no improvement, please help.
Functions Domain Range

05/11/17

Domain and Range

Find the domain and range of the function   y={x+1 if -5<x<0       x2    if 0≤x≤5
Functions Graph Value

05/11/17

value of a using graph

Find the value of "a" using the graph:   y=f(x)   f(0)=a f(a)=0 f(a)=-1 f(a)=1   Graph shows curved line with points at (-1,1) (0,0) and (1,-1)    

05/10/17

The graph below shows a company's profit f(x) in dollars

The graph below shows a company's prodit f(x), in dollars, depending on the price of pens x, in dollars, being sold by the company:    The graph is a parabola shaped like a frown. The... more

05/09/17

QUESTION IN DESCRIPTION PLEASE HELP

You are ordering photo prints online to send out to all your friends for the holidays. The first 20 prints cost 12¢ each. If you order more than 20, The price of the additional prints goes down to... more

05/09/17

QUESTION IN DESCRIPTION PLEASE HELP

3. The minimum payment on a credit card is based on the total amount owed. A credit card company uses the following rules: For a bill less than $20, the minimum payment is the entire amount due.... more

05/08/17

Jacob kicks a soccer ball off the ground and into the air, with a velocity of 33 feet per second.

Jacob kicks a soccer ball off the ground and into the air, with an initial velocity of 33 feet per second. Using the formula H(t) = -16t + vt + s, what is the maximum height the soccer ball reaches? 

Determine the reasonable domain

A food packet is dropped from a helicopter and is modeled by the function f(x) = -15x2+ 6000. The graph below shows the height f(x), in feet, of the food packet at different times x, in... more

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