Functions Quiz Review

The output values of a function are referred to as the ______.

• domain
• range
• relation
• mapping

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The ______ line test is a visual method used to determine whether a relation represented as a graph is a function.

• vertical
• horizontal
• constant
• straight

• It is a function because no input is paired with multiple outputs
• It is a function because the mapping in a pretty one
• It is not a function because the ouput values are repeated
• It is not a function because it is not a pretty one

Tags

CCSS.8.F.A.1

Does the table represent a function?

• yes
• not

Tags

CCSS.8.F.A.1

Determine if the mapping is a function.

• Function

• Not a function

Tags

CCSS.8.F.A.1

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

• {(2, 1), (2, 2), (3, 4), (5, 6)}

• {(-2, -1), (1, 2), (3, 4), (1, 5)}

• {(1, 2), (2, 2), (3, 3), (2, 4)}

• {(1, 1), (2, 1), (3, 2), (4, 4)}

Tags

CCSS.8.F.A.1

Determine if the mapping is a function.

• Function

• Not a function

Tags

CCSS.8.F.A.1

• Function

• Not a Function

Answer explanation

Since this graph would FAIL the vertical line test, it is NOT a function.

• Function

• Not a Function

Answer explanation

Since this graph would PASS the vertical line test, it IS a function.

Is this graph a function or not a function?

• Function

• Not a Function

Answer explanation

Since this graph would PASS the vertical line test, it IS a function.