Evaluating Functions Extra Credit

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

Evaluate f(t)=-2t²+ 1 for f(-3)

• 19
  
• 37
• -17
• -11

Evaluate f(t)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

f(x) = 3x² - 11
Find f(-5)

• f(-5) = 64
• f(-5) = -86
• f(-5) = 214
• f(-5) = -7

If f(x) = 2x² + 5x - 3, evaluate f(-1).

• f(-1) = -6

• f(-1) = 1

• f(-1) = -10

• f(-1) = -1

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

If g(x) = x ² - 4, find g(5)

• 6

• 1

• 21

• -21

If f(x)= 9x²+2x-3, find f(-1).

• -4

• 14

• -14

• 4

Given that f(x) = 2x - 2 and g(x) = 5x.  Find the value of f(0) + g(3).

• 13
• 15
• 17
• 0

Given that g(x) = -3x and h(x) = 3x.  Find the value of g(1)⋅h(1)

• -9
• -6
• 0
• 3