Evaluating Functions

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

• 21
• -11
• -31
• 25

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x)=x+3
f(x) = -5

• -2
• -1
• -8
• 7

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.REI.D.11

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x)=2x+2
f(x)= 2

• 6
• -8
• 10
• 0

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x)=-x+3
f(x) = 7

• -4
• -6
• 3
• 13

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.REI.D.11

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is the value of f(0)?

• -2
• 2
• 4
• 0

Tags

CCSS.HSA.APR.B.2

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is f(2)?

• -4
• 8
• 0
• 5

Tags

CCSS.HSF.IF.A.2

What is the value of x when f(x) = 16?

• x = 4 only

• x = 4 and x = 8

• x = 16

• Not on the graph

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

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.HSF.IF.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Evaluate for f(4)

• -3
• 0
• 4
• 7

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2