Evaluating Functions

Evaluate  $f\left(x\right)=x^2$   for  $f\left(-8\right)$  

If  $g\left(x\right)=-3x^2+4$  , what is  $g\left(2\right)?$  

Evaluate $f\left(x\right)=x^2-5x$  

for $f\left(4\right)$  

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

• -1
• 1
• 5
• -5

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

Evaluate f(x)=-2t²+ 1 for f(-3)

• 19
  
• 37
• -17
• -11

Evaluate f(x)=-2x+13   for f(10)

• -7
• 1
• -8
• 7

f(x) = x² - 2x + 1
Find f(4)

• f(4) = 9
• f(4) = 15
• f(4) = 1
• f(4) = 7

g(x) = 2x² + 1
Find g(-2)

• g(-2) = 17
• g(-2) = -7
• g(-2) = 9
• g(-2) = -15