
Unit 2 - Function Basics
Authored by Donna Blake
Mathematics
KG - University
CCSS covered
Used 29+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The function f(x)= 3x + 25 models the yearly
membership cost for a movie rental club, where x is the number of
movies rented. Last year, Sarah rented 41 movies. Last year, Tim rented twice the amount of
movies as Sarah. How much more did Tim pay last year than
Sarah?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The function f(x) = 19,500(0.92) can be used to predict the value of a car x years from now. What is the predicted
value of the car 21 months from now?
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The function f(t)=12,000(1.075) models the value of an investment t years from now. What is the meaning of the
value of f(5)?
Tags
CCSS.HSF.LE.B.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The total cost for potatoes, y, at a grocery store
can be modeled by the equation y = 0.59x, where x is the number of
pound of potatoes. What is the most appropriate domain of the function?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A rental company uses the function
f(x) = 150x + 75 to calculate the cost to rent a beach house x number of nights. The
maximum number of nights the beach house can be rented is 30.
What is the domain of the function?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For what domain is the function
f(x) = 2 – 4 positive?
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Function f(x) represents the population of bacteria x hours
after 9 a.m. What does f(2) - f(1) represent?
Tags
CCSS.HSF.LE.B.5
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