Functions

What is the domain of the graph?

• from x = 1 to x = 4

• from x = 2 to x = 6

• from y = 1 to y = 4

• from y = 2 to y = 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph?

• from x = 1 to x = 4

• from x = 2 to x = 6

• from y = 1 to y = 4

• from y = 2 to y = 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Over what interval is this function constant?

• from x = −6 to x = 5

• from x = −3 to x = 4

• from x = -6 to x = -5

• y = -5

Tags

CCSS.HSF.IF.B.4

Consider f(x) = 3x + 8 and g(x) = x + 8

Evaluate f(x) - g(x)

• 4x + 16

• 2x + 16

• 4x

• 2x

Tags

CCSS.HSF-BF.A.1B

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is this mapping a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.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

All of the y values or outputs 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

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1