Newest Functions Questions | Wyzant Ask An Expert

04/08/16

A rock was thrown and reached a maximum height after 2 seconds. What is the value of the leading coefficient, a?

A rock was thrown from the top of a building that is 192 feet tall. It reached its maximum height of 256 feet 2 seconds after it was thrown. For any function that gives the height, in feet, of a... more

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Functions

04/05/16

What are three examples of functions?

Give at least three examples of functions from A to B, where neither A nor B is in a set of numbers.

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Functions

04/05/16

Given f(x)=3x-5, find f(x-2)

Dealing with linear functions. Substitute the x value into the function. May include solving for a quadratic function. there is a given equation and something to find.

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Functions

04/04/16

f(x) = (x-2) / (x+1)

Evaluate f(x) + 1 Hi, I need help with this problem. The step where you plug it into the x's , it becomes one huge complex fraction and that's where I don't know how to solve.

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Functions

04/03/16

How to find function of these ordered pairs?

Hi, I need help with solving : Let f = (-4,2) (2,2) (3,-4) (0,-3) (-3,1) ( -2,-2) ( 1,0). Find f(0) , f(-4), f(f(-3) and evaluate x where f(x) =1 I don't have a solid understanding of... more

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Functions

03/26/16

function help

The function f(x) is defined as f(x)=-3g(x), where g(x)=x+2. What's the value of f(5)?

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Functions

03/26/16

function help

If f(g(2))=-1 and f(x)=x+1, then which of the following could define g(x)?

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Functions Word Problem

03/24/16

Functions Question

identical squares are cut from each corner of a rectangular sheet of tin 8cm x 6cm. the sides are bent upward to form an open box. if the volume of the box is 16cm^3, what is the length of each... more

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Functions Algebra 2 Algebra Word Problem

03/21/16

Write the expressions for (t + s)(x) and (t - s)(x) and evaluate (t·s) (3)

Suppose that the functions s and t are defined for all real numbers x as follows. s(x)= 4x - 1t(x) = x + 3

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Functions Computer Programming Computer Science Variables

03/20/16

Write a function which is given the day number, and it returns the day name (a string). Assume the days of the week are numbered 0,1,2,3,4,5,6 from Sunday to S

Write a function which is given the day number, and it returns the day name (a string). Assume the days of theweek are numbered 0,1,2,3,4,5,6 from Sunday to Saturday in Python with if statements.

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Functions

03/19/16

another function problem

If f(x)=x-1, g(x)=x3, and x≤0, which of the following couldn't be in the range of f(g(x))?

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Functions

03/19/16

function problem

If the graph of the function g(x) passes through the point (8,-3), then through which point does the graph of -g(x-4)-6 pass?

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Functions

03/16/16

Check description Wouldnt fit

There are 58 passengers on an airline flight. Passengers with first class paid $808 for their seats.Passengers with coach seats paid $208 for their seats. The total amount paid flight was $15,664.... more

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Functions Math Word Problem

03/10/16

find the function that relates the unemployment rate as function the DJIA.

The unemployment rate in January 2010 was 9.9%, and the unemployment rate in April2014 was 6.3% (http://data.bls.gov/timeseries/LNS14000000). The Dow Jones Industrial Average (DJIA) was 10,428.05... more

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Functions

03/09/16

Lisa places 1 flower in the first vase, 3 flowers in the second vase, 7 flowers in the third vase, 15 flowers in the fourth vase, and so on. Write the function

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Functions

03/06/16

What is the vertex?

f(X) 2x^2 - 3 Evaluate f(-4) and f(5) and

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Functions Trigonometry Word Problem Math Help

03/04/16

Write a possible equation of your graph of a ferris wheel

Problem: You are about to begin your ride at the very bottom of the ferris wheel, and rotate counter-clockwise from there. Write a possible equation of the graph with these details: Diameter is... more

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Functions

02/29/16

Determine algebraically if the function f(x) = 8x - 3 is onto or not.

Given that f:R→R

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Functions

02/27/16

Determine the inverse of the function f(x) = x-2 / x+2 , where x is not equal to -2.

Determine the inverse of the function f(x) =( x-2) /( x+2) , where x is not equal to -2.

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Functions

02/23/16

For the two functions f(x) and g(x) what is the value of g(f(3))

X f(x) X g(x) -5 7 -2 3 -2 -5 1 -1 1 3 2 -3 3 2 3 -5

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Functions Precalculus Graphing

02/22/16

Is there a parent function for this equation -

y = 2+sqrt(25-(x+3)^2)

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Functions

02/22/16

can someone help me with this question.

I am not exactly sure what I am supposed to do for this question. Can someone help me. i know how to do functions but this is completely new. Let f (x) = 3x2 – 4x – 5 and g(x) = 2x + 1 (a)... more

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Functions Discrete Math Relations And Functions

02/21/16

how many unique functions?

I am not sure how to answer this questionLet S = {1, 2} and T = {a, b, c}.How many unique functions are there mapping S → T? (Is it 2? because (1,a) and (2,b) ) How many onto (surjective) functions... more

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Functions

02/19/16

find the range and domain

The range and domain of f(x)=sin-1x+cos-1x+tan-1x is

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Functions Math Help For College Piecewise Function

02/18/16

I have a piecewise function consisting of three values.

Function goes as so... x^2 if x<0 f(x)= { 2 if x=0 3x+4 if x>0 Find: f(-2), f(0), and f(3)

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A rock was thrown and reached a maximum height after 2 seconds. What is the value of the leading coefficient, a?

What are three examples of functions?

Given f(x)=3x-5, find f(x-2)

f(x) = (x-2) / (x+1)

How to find function of these ordered pairs?

function help

function help

Functions Question

Write the expressions for (t + s)(x) and (t - s)(x) and evaluate (t·s) (3)

Write a function which is given the day number, and it returns the day name (a string). Assume the days of the week are numbered 0,1,2,3,4,5,6 from Sunday to S

another function problem

function problem

Check description Wouldnt fit

find the function that relates the unemployment rate as function the DJIA.

Lisa places 1 flower in the first vase, 3 flowers in the second vase, 7 flowers in the third vase, 15 flowers in the fourth vase, and so on. Write the function

What is the vertex?

Write a possible equation of your graph of a ferris wheel

Determine algebraically if the function f(x) = 8x - 3 is onto or not.

Determine the inverse of the function f(x) = x-2 / x+2 , where x is not equal to -2.

For the two functions f(x) and g(x) what is the value of g(f(3))

Is there a parent function for this equation -

can someone help me with this question.

how many unique functions?

find the range and domain

I have a piecewise function consisting of three values.

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