Algebra 2- Quiz #2

Match the following parent functions to the correct function family

• Exponential

• Quadratic

• Cubic

• Absolute Value

• Linear

• Stretch of 3; right 3; up 3
• right 3; up 3
• left 3; down 3
• right 3; down 3

Tags

CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

Identify the transformations to this absolute value function: 

• x-axis reflection; up 4
• up 4
• x-axis reflection; down 4
• stretch of -2; up 4

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

CCSS.HSG.CO.A.2

Mathematical Equivalence

OFF

Revenue for my soda shack can be represented by f(x)=8x

My profit is $2 less than 70% of the revenue. Write a new function in the form g(x) to represent my profit.

Mathematical Equivalence

ON

The table shows the amount of pet food in cups remaining in an automatic feeder as a function of the number of meals the feeder has dispensed.

Based on the table, which function models this situation?

• f(n) = −3n + 24

• f(n) = − 1/3n + 16

• f(n) = −3n + 64

• f(n) = − 1/3n + 8

Abby decides to get a magazine subscription. It costs her $2 per magazine plus an initial fee of $3. Define the variables

• y=the cost, x=the number of magazines

• y=the number of magazines, x=the cost

The cost to rent ice skates at an ice rink is $8 plus $3 an hour. How much will it cost to rent skates for 4 hours?

A taxi cab charges a fixed amount of $1.50 plus $.75 cents per mile traveled. Write an equation to model charge for distance traveled.

If Jasmine has $20 dollars with her, what is the maximum number of miles m she can ride in the cab.

The height of an airplane, h, in feet, t minutes after it begins its descent into Orlando International Airport can be modeled by the following function:

h(t)=-550t + 27000

What does the -550 represent in terms of this context?

• the plane's average speed as it descends

• the plane's average speed before it starts to descend

• the average number of feet the plane descends every minute

• the average number of feet the plane travels every minute