Level 1: Functions Test Review Foundations

Which table represents the relation shown in the graph?

• x | y
  5 | 3
  -1 | 1
  2 | 0
  0 | -2
  3 | -5
• x | y
  1 | -1
  0 | -2
  2 | 0
  -5 | 3
  3 | 5
• x | y
  -5 | 3
  -2 | 0
  0 | 2
  1 | -1
  3 | 5
• x | y
  3 | 5
  -1 | 1
  0 | -2
  0 | 2
  -5 | 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the domain of the relation shown in the graph above?

• {0, 1, 2, -2, 3}

• {-5, -2, 0, 1, 3 }

• {0, 2, -1, 3, 5}

• {-5, -2, 2,-1, 3}

What is the range of the relation shown in the graph above?

• {-1, 0, 2, 3, 5}

• {0, 1, 3, -2, -5}

• {-2, 2, -1, 5, 3}

• {2, 0, -1, -5, 3}

Which mapping represents the relation {(-2, 4), (4, 2), (2, 4), -4, 2)}?

• A
• B
• C
• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which statement is true about the relation {(-2, 4), (4, 2), (2, 4), -4, 2)}?

• The relation is NOT a function because all the y-values are not different.
• The relation is NOT a function because all the x-values are not different.
• The relation is a function because the y-values are different.
• The relation is a function because all the x-values are different.

Tags

CCSS.8.F.A.1

What is the domain of the graph shown?

• -2 < y ≤ 6
• -6 ≤ x < -2
• -6 < y ≤ 6
• -6 < x ≤ 3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph shown?

• 3 < x ≤ 6
• -6 < y ≤ 3
• -2 < y ≤ 6
• -2 < x ≤ 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which of the graphs shown is a function?

• F
• G
• H
• J

Tags

CCSS.8.F.A.1

If f(x) = 3x - 7, find f(4).

• 0
• 5
• 14
• 19

Tags

CCSS.HSF.IF.A.2

Find the range of f(x) = 7x - 2, given the domain is D = {2, -1, 3}. 

• {-7, 14, 21}
• {-9, 12, 19}
• {-5, 12, 21}
• {-9, 14, 19}

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

CCSS.8.F.B.4