Prealgebra Domain and Range Functions

Does this table represent a function?

• Yes

• No

• No way to know

Tags

CCSS.8.F.A.1

Is this relation a Function?

• Yes

• No

• Know way to know

Give the range of the set of ordered pairs: (2, 11), (9, -3), (7, 21), (-8, 6)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which set of ordered pairs is not a function?

• (1, 3), (2, 7), (3, 8), (4, 11)

• (2, 3), (4, 9), (3, 8), (4, 15)

• (1, 2), (3, 5), (6, 9), (7, 11)

• (-9, 4), (-6, 3), (-2, 8), (0, 21)

Tags

CCSS.8.F.A.1

Why is the following relation NOT a function?

Tags

CCSS.8.F.A.1

What is the test to determine if a graph represents a function?

• Horizontal line test

• Vertical line test

• Heidelberg Uncertainty Test

• Obi Wan Kenobi Test

What is the range of the graph?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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

• Function
• Not a Function

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