Basics of Piecewise Functions

On the graph, which portion of the piecewise function is represented in red?

• x

• 0.5x + 2.5       

• -1

• 0.5x + 2

Tags

CCSS.HSF-IF.C.7B

Find f(0)

• -3

• 18

• 4

• 0

Tags

CCSS.HSF.IF.A.2

What is the value of f(0)?

• -2

• 2

• 4

• 0

Tags

CCSS.HSF.IF.A.2

What are the domain restrictions for the middle piece of this function?

• x ≥ 1

• x ≥ 2

• 2 ≤ x < 6

• 1 ≤ x < 3

Tags

CCSS.HSF-IF.C.7B

Evaluate the function when x = 6 

• f(6) = -5

• f(6) = 4

• f(6) = 2

• f(6) = 7

Tags

CCSS.HSF.IF.A.2

What is f(-1)?

• 6

• -2

• sqrt(2)

• DNE

Tags

CCSS.HSF.IF.A.2

Which graph matches:
4-x for x<2
2x-6 for x>=2

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7B

What is the DOMAIN of the function?

• (-∞, +∞)

• (-∞, 4]

• (-∞, 4)

• [0, 4]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is f(6)?

• 20

• 33

• 3

• 3, -3

Tags

CCSS.HSF.IF.A.2

What is the domain restriction of the blue piece of this function?

• x > 0

• x ≥ 0

• x > 2

• x ≥ 2

Tags

CCSS.HSF-IF.C.7B