Unit 2 LinkIt Test Review

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.HSF.IF.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.HSF.IF.A.1

Give the domain and range. Tell if it is a function.

• D: {-4, -2, 0, 2}
  R: {-2, -2, 1, 1}
  Function
• D: {-4, -2, 0, 2}
  R: {-2, 1}
  Function
• D: {-4, -2, 0, 2}
  R: {-2, -2, 1, 1}
  Not a Function
• D: {-4, -2, 0, 2}
  R: {-2, 1}
  Not a Function

Tags

CCSS.HSF.IF.A.1

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Tags

CCSS.HSF.IF.A.1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}
• D:{-4,0, 1, 2}
  R:{-4, -3, 1}

Tags

CCSS.HSF.IF.A.1

What is the domain of the graph?

• -3 ≤ x ≤ 3

• 3 ≤ x ≤ -3

• -2 ≤ x ≤ 10

• -3 ≤ x ≤ 10

Tags

CCSS.HSF.IF.B.4

What is x if

f(x) = -1?

• 4

• 0

• 3

• 6

Tags

CCSS.HSA.REI.D.11

The function h(t) represents the amount made at Best Buy after t hours. What does the notation h(4) = 500,000 mean?

• After 500,000 hours Best Buy made $4

• Best Buy makes money at a rate of 500,000/4 hours per dollar

• After 4 hours Best Buy has made $500,000

• Best Buy makes money at a rate of $500,000 hours per week

Tags

CCSS.HSF.IF.A.2

Evaluate f(-2) if f(x) = x+3

• -1
• 1
• 5
• -5

Tags

CCSS.HSF.IF.A.2

Which is the graph of y=-x+2?

• A
• B
• C
• D

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11