Evaluating Functions

• 24

• -6

• 32

• 36

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

• 21

• -11

• -31

• 25

What is the value of f(10)?

Hint: When x is 10, what is y?

r(-2) = ?

• r(-2) = -12

• r(-2) = -8

• r(-2) = -4

• r(-2) = -2

f(x)=x+3

f(-5) = ?

• -2

• -1

• -8

• 7

f(x)=2x+2

for x = 4

• 6

• -8

• 10

• 0

Evaluate f(t)=-2t²+ 1 for f(-3)

• 19
  

• 37

• -17

• -11

g(x) = 5 - 6x
Find g(-5)

• g(-5) = -25

• g(-5) = 6

• g(-5) = 4

• g(-5) = 35

f(x) = 3x² - 11
Find f(-5)

• f(-5) = 64

• f(-5) = -86

• f(-5) = 214

• f(-5) = -7

• 8

• -24

• 24

• -22