Evaluating Functions 112

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

• 21
• -11
• -31
• 25

Tags

CCSS.HSF.IF.A.2

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

Tags

CCSS.HSF.IF.A.2

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

Tags

CCSS.HSF.IF.A.2

Evaluate f(t)=-2t²+ 1 for f(-3)

• 19
  
• 37
• -17
• -11

Tags

CCSS.HSF.IF.A.2

Evaluate f(t)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

Tags

CCSS.HSF.IF.A.2

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

• g(-5) = -25
• g(-5) = 6
• g(-5) = 4
• g(-5) = 35

Tags

CCSS.HSF.IF.A.2

f(x) = 3x² - 11
Find f(-5)

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

Tags

CCSS.HSF.IF.A.2

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

• -22
• -2
• -19
• -5

Tags

CCSS.HSF.IF.A.2

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Evaluate f(x)=-2t²+ 1 for f(2)

• 9
  
• 17
• -17
• -7

Tags

CCSS.HSF.IF.A.2