Define, Evaluate and Compare Functions

Which function has a great rate of change than the function that passes through the points given in the table?

• y = -1 + 1/4 (x)

• y = 1 + 1/2 (x)

• 3x -5y = 25

• 7y - 3x = 14

Which function is nonlinear?

• A

• B

• C

• D

Using this table, determine if the function is linear or nonlinear. 

• Linear

• nonlinear

A function relates an input (x) to an output (Y). It must work for every possible input value And it has only one relationship (y) for each input value (x).
Which of the following statements is true?

• Both Represent a Function

• Neither Represents a Function

• Graph #1 represents a Function

• Graph # 2 represents a Function

Find the rate of change for the function represented by this chart. 

• 1/2

• 3

• 1/3

• 5

f(x)=x²-5x
f(4)=

• -4

• 126

• 24

• 84

What is f(6) for the function f(x)=3x-8

• -8

• 10

• -144

• answer not here

$f\left(x\right)=5x-12$ What is $f\left(-4\right)$

• -32

• -3

• -12

• 3

For the function f(x) = 4x + 2, find x such that f(x) = 2.

• 10

• 2

• -2

• 0

If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?

• f(x) = 21+1

• f(1) = 2 (1) + 1

• f(1) = 2x (1) + 1