Function Notation Review

A school club is trying to raise money by making necklaces. The function f(x) = 5x describes the amount of money, in dollars, the club will earn for selling necklaces.

What does x represent in this problem?

• The number of necklaces sold

• The total amount made selling the necklaces

• x

• f(x)

Tags

CCSS.HSF.LE.B.5

A school club is trying to raise money by making necklaces. The function f(x) = 5x describes the amount of money, in dollars, the club will earn for selling necklaces.

What does y represent in this problem?

• The number of necklaces sold

• The total amount made selling the necklaces

• x

• f(x)

Tags

CCSS.HSF.LE.B.5

A school club is trying to raise money by making necklaces. The function f(x) = 5x describes the amount of money, in dollars, the club will earn for selling necklaces.

What would f(5) equal?

• 5

• 25

• f(5)

• y

Tags

CCSS.HSF.IF.A.2

A school club is trying to raise money by making necklaces. The function f(x) = 5x describes the amount of money, in dollars, the club will earn for selling necklaces.

How would you describe f(5)=25 in context?

• The club made a total of $5 by selling 25 necklaces.

• The club made a total of $5 by selling 5 necklaces.

• The club made a total of $25 by selling 25 necklaces.

• The club made a total of $25 by selling 5 necklaces.

Tags

CCSS.HSF.LE.B.5

A softball travel team is selling raffle tickets to raise funds. The profit from the tickets can be 

modeled by the equation P(x) = 7x - 25, where x is the number of tickets sold.

What does x represent?

• x represents the cost of each raffle ticket.
• x represents the number of raffle tickets sold.
• x represents the number of players on the team.
• x represents the total profit from ticket sales.

Tags

CCSS.HSF.LE.B.5

A softball travel team is selling raffle tickets to raise funds. The profit from the tickets can be 

modeled by the equation P(x) = 7x - 25, where x is the number of tickets sold.

What does y represent?

• y represents the total cost of the tickets.
• y represents the profit from the tickets sold.
• y represents the number of players on the team.
• y represents the number of tickets sold.

Tags

CCSS.HSF.LE.B.5

A softball travel team is selling raffle tickets to raise funds. The profit from the tickets can be 

modeled by the equation P(x) = 7x - 25, where x is the number of tickets sold.

Evaluate P(x)=45.

• y= 45

• x= 45

• y= 10

• x= 10

Tags

CCSS.HSF.IF.A.2

A softball travel team is selling raffle tickets to raise funds. The profit from the tickets can be 

modeled by the equation P(x) = 7x - 25, where x is the number of tickets sold.

Describe what P(10) = 45 means in context to the question.

• If the team sells 10 raffle tickets, they will make a profit of $45.
• If the team sells 10 raffle tickets, they will make a profit of $25.
• If the team sells 10 raffle tickets, they will break even.
• If the team sells 10 raffle tickets, they will lose $45.

Tags

CCSS.HSF.LE.B.5

Mason calculates his profit selling cakes by using the function p(c) = 7.5c - 35, where c represents the number of cakes sold.

What is P(34)?

(explain using words!)

Tags

CCSS.HSF.LE.B.5

Mason calculates his profit selling cakes by using the function p(c) = 7.5c - 35, where c represents the number of cakes sold.

What is P(x)=167.5 ?

(explain using words!)

Tags

CCSS.HSF.LE.B.5