Evaluating Functions Check-In

Given  $f\left(x\right)\ =\ 10x\ -\ 2x^2$  

Evaluate for f(4)

• 8

• -24

• 24

• -22

 $f\left(x\right)\ =\ 3\left(x\ -\ 2\right)$  

find f(5)

• 9

• 13

• 21

• -9

 $g\left(x\right)\ =\ 2x^3$  
Find g(-4)

• -128

• 64

• 64

• 128

Evaluate f(2):

f(x)=3x+1

• 7

• 9

• 11

• 13

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

• 21
• -11
• -31
• 25

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

Evaluate f(t)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

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

Evaluate f(-5) if f(x) = -2x - 12

• -22
• -2
• -19
• -5