Evaluating Function from Graph

Is this is a linear function?

• Linear Function

• Not a Linear Function

Is the function linear or nonlinear?

• Linear Function

• Nonlinear Function

Find the value of y when x = 2.

• 2

• 6

• 7

• 8

How do you determine if a relation is a function? 

• The vertical line test crosses more than one point on the graph.

• The same y-values are mapped from the same x-values.

• The vertical line test crosses only one point on the graph.

• Each input is related to more than one output.

Evaluate for f(2)

• -3

• 0

• 4

• 7

Given the graph of g(x), evaluate g(2).

• -2

• 0

• 2

• Cannot be determined from the graph

Find f(4)

• 1

• 2

• 3

• 4

Evaluate f(6).

• f(6) = 18

• f(6) = 12

• f(6) = 10

• f(6) = 1

Evaluate f(33)

• 33

• 11

• 10

• 8

Find the value of f(x), given x = -1

• 0

• 1

• 2

• -1