Functions -Notes/Lesson Quiz

A relation is a function if for every input there is exactly _______ output?

Answer explanation

Each input has exactly 1 output. Remember the vending machine.

Tags

CCSS.8.F.A.1

The input of a function is also called ______ select all that apply.

• domain

• x-value

• independent variable

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The range of a function is also called ______. select all that apply.

• output

• input

• y-value

• dependent variable

Answer explanation

Input --> Output

Domain --> Range

X --> Y

Independent --> dependant

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Function

• NOT a function

Tags

CCSS.8.F.A.1

List the domain of the relation.

• (0, 2, 5, 7, 8)

• (2, 5, 6, 8)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Function

• NOT a function

Tags

CCSS.8.F.A.1

The range of the function is ______.

• 3 and 8

• 3, 8, and 9

• 0, 4, and 7

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Does the graph represent a function?

• Function

• NOT a function

Does the graph represent a function?

• Function

• NOT a function

In your own words, describe the Vertical Line Test.