Functions Review

Level 2: What is the y-intercept shown on the graph?

• -2

• 3

• -3

• None of these.

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the x-intercept shown on the graph?

• (4, -2)
• (0, -2)
• (4, 0)
• (0, 4)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

What is the range in interval notation?

• [ -2 , 2 ]

• [ -4 , 4 ]

• [2, 2]

• (4, -4)

What is the domain in interval notation

• [ 2 , 2 ]

• [ 4 , -4 ]

• [-2, 2]

• (-2, 2)

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

Tags

CCSS.HSF.IF.A.2

If f(x) = 2x + 1, what would be your first step to find f(1)?

• Plug a 1 in for all the x's

• Set the function equal to 1

• Only plug a 1 into the left side

• Only plug a 1 into the right side

Tags

CCSS.HSF.IF.A.2

Evaluate f(x)=-2x+13   for f(10)

• -7
• 1
• -8
• 7

Tags

CCSS.HSF.IF.A.2

Evaluate f(2).

• f(2) = 5

• f(2) = 12

• f(2) = 10

• f(2) = 0.5

Tags

CCSS.HSF.IF.A.2

Evaluate for f(-5)

• 1
• 0
• 2
• -2

Tags

CCSS.HSF.IF.A.2

What is x if
f(x) = -2?

• 4
• 0
• 3
• 8

Tags

CCSS.HSF.IF.A.2