Functions

What is the equation for the table?

• y = x + 3

• y = 3x

• y = x ÷ 3

• y = x - 3

Tags

CCSS.6.EE.C.9

What is the equation for the table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y

Tags

CCSS.6.EE.C.9

Identify whether the relation is a function.

• Function

• Not a Function

Tags

CCSS.8.F.A.1

If f(x)=3x-9, find f(5).

• f(5) = 6
• f(5) = 16
• f(5) = -4
• f(5) = 24

Tags

CCSS.HSF.IF.A.2

The x-values can be called input values but can also be referred to as the ___________.

• Domain

• Range

• Relation

• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The y-values can be called output values, but can also be referred to as the ___________.

• Domain

• Relation

• Range

• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What makes a relation a function?

• Has inputs and outputs

• Every input has only one output

• Every output has only one input.

• x-values and y-values

Tags

CCSS.8.F.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 mapping diagram a function?

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Which relations represents a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1