Functions, Linear Functions, and Function Notation

The commission of a sales representative can be modeled by C(x) = 4n - 10, where n is the number of items sold. If the sales representative sales 30 items, how much commission will they earn?

• $20

• $120

• $5

• $110

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

R(n)=125 + 80n models the amount of money R(n) in the register after selling n tickets. How much money is in the register before selling any tickets?

**Hint: n=0

• $125

• $80

• $205

• $45

Tags

CCSS.HSF.LE.B.5

R(n)=125 + 80n models the amount of money R(n) in the register after selling n tickets. How many tickets must be sold to have $18,445 in the register?

• 233

• 92

• 229

• 119

Is this graph a function or not a function?

• Function

• Not a Function

Is this graph a function or not a function? 

• Function

• Not a Function

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values paired 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 paired with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

f(x) is the same thing as ______.

• y

• x

• input

• an equation

• TV channel

Tags

CCSS.HSF.IF.A.1

Translate the coordinate pair into function notation.

Tags

CCSS.HSF.IF.A.2

• Not possible

• 5

• 3

• 8

Tags

CCSS.HSF.IF.A.2

• x=2

• x=6

• x=3

• Not possible

Tags

CCSS.HSF.IF.A.2