Evaluating Functions Given X

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Evaluate f(-2) if f(x) = x+3

• -1

• 1

• 5

• -5

For what value of x does f(x) = -2?

• 0

• -5

• 3

• -3

Evaluate the function for the given value:

• 24

• 3

• 80

• 15

Evaluate the function for the given value:

• -16

• -4

• -20

• 12

Evaluate the function for the given value:

• 24

• 30

• 9

• 6

Evaluate the function for the given value:

• -11

• -17

• -13

• -21

Evaluate the function for the given value:

• 8

• -7

• 6

• 2

f(x)=4x+5
f(4)=

• 21

• -11

• -31

• 25

• 24

• -6

• 32

• 36