Unit 6 Review: Functions
Authored by Danielle Strunk
Mathematics
9th Grade
CCSS covered
Used 3+ times
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12 questions
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1.
MATCH QUESTION
1 min • 1 pt
The height of water in a bathtub, w, is a function of time, t. Let P represent this function. Height is measured in inches and time in minutes. Match each description statement with the function notation that best represents that statement.
P(0) = 0
The height of the water is 10 inches after 4 minutes.
P(20) = 0
The bathtub starts out with no water.
P(10) = 4
After 20 minutes, the bathtub is empty.
P(4) = 10
After 10 minutes, the height of the water is 4 inches.
Tags
CCSS.HSF.IF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Function f gives the temperature, in degrees Celsius, t hours after midnight. Which function notation properly expresses the statement: "At 1:30 p.m., the temperature was 20 degrees Celsius."
f(1.5) = 20
f(1:30) = 20
f(13.5) = 20
f(13:30) = 20
Tags
CCSS.HSF.IF.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Function W gives the weight of a puppy, in pounds, as a function of its age, t, in months.
What does the statement w(2)=5 mean in the context of the scenario?
When the puppy is 5 months old, it weighs 2 pounds.
When the puppy is 2 months old, it weighs 5 pounds.
The puppy is 2 years old and weighs 50 pounds.
The puppy is 5 years old and weighs 2 pounds.
Tags
CCSS.HSF.IF.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which value below is NOT part of the function's domain?
x = -4
x = -2
x = -1
x = 4
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.B.5
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Which two statements identify all the values of t for which the function is decreasing? SELCT ALL THAT APPLY.
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Which statements comparing the number of people in the libraries are true? SELECT ALL THAT APPLY.
Tags
CCSS.HSF-IF.C.7B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation defining the function?
Tags
CCSS.HSF-IF.C.7D
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