Functions Basics

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

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

Which mapping diagram is not a function?

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

What is the domain of the table?

• -3, -2, -1, 0, 1

• -3, 5, -2, 2

• -7, -4, -1, 2, 5

• -7, -4, -3, -2, -1

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

What is the range of the table?

• -3, -2, -1, 0, 1

• -3, 5, -2, 2

• -7, -4, -1, 2, 5

• -7, -4, -3, -2, -1

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which graph is not a function?

• 
• 
• 
• 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

Does the graph show a function?

• Yes

• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Does this table represent a function?

• Yes!
• No!
• I Don't Know

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

Tags

CCSS.HSF.IF.A.1

Does this Mapping Diagram repersent a function?

• Function
• No Function
• I Don't Know

Tags

CCSS.8.F.A.1