Mathematics Functions Test

How many outputs are there for each input in a function?

• 1

• 2

• 3

• 4

Tags

CCSS.8.F.A.1

In the function 3x + 2, what is the output when the input is 5? Type in the answer

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following sets of ordered pairs is a function?

• {(1, 5), (2, 6), (4, 5)}

• {(5, 5), (6, 5), (5, 6)}

• {(2, 3), (-4, 5), (2, 6)}

• {(2, 3), (2, 6), (-2, 8)}

Tags

CCSS.8.F.A.1

Which of the following graphs represents a function?

• Graph A

• Graph B

• Graph C

• Graph D

In the function 5x - 6, what is the output given the input 1?

• -11

• -1

• 11

• 1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following is a way you can express a function?

• a table

• a graph

• a set of ordered pairs

• all of the above

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What is the test that you can do to tell if a graph represents a function?

• the horizontal line test

• the vertical line test

• the expression test

• the litmus test

When given the function 4x + 3. What is the output when the input is 5?

• 23

• 5

• 4

• 2

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

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.8.F.A.1