Inverse & composite functions
9th Grade
•22 Qs
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Inverse & composite functions
Quiz
•
Mathematics
•
9th Grade
•
Easy
+7
Standards-aligned
Anthony DiLaura
Used 8+ times
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22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The inverse of the function f(x) is written as ...
Tags
CCSS.HSF.BF.B.4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT TRUE about inverse functions?
Inverse functions are reflections of each other over the line y = x.
You find the inverse by switching x and y in the equation.
The domain of a function always becomes the domain of its inverse.
The domain of a function always becomes the range of its inverse.
Tags
CCSS.HSF.BF.B.4
CCSS.HSF.IF.A.1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What's the best description?
They are both functions, but not inverse functions.
They are reflected over y=x, but they are not both functions.
They are not reflected over y=x, and they are not both functions.
They are inverse functions.
Tags
CCSS.HSF.BF.B.4
CCSS.HSF.IF.B.4
CCSS.HSF.IF.C.7
CCSS.HSF.IF.C.9
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
f(x) = -4x - 12
What is f-1(x)?
f-1(x) = 4x - 3
f-1(x) = -1/4x - 3
f-1(x) = 1/4x + 3
f-1(x) = -4x - 3
Tags
CCSS.HSF.BF.B.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is f -1(x)?
f -1(x) = 5x + 3
f -1(x) = 5x - 3
f -1(x) = 5x - 15
f -1(x) = 1/5(x) + 3/5
Tags
CCSS.HSF.BF.B.4
CCSS.HSF.IF.A.1
CCSS.HSF.IF.A.2
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the inverse of the points (1,3)(2,4)(6,2)
Tags
CCSS.HSF.BF.B.4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The inverse has been reflected over which line?
Tags
CCSS.HSF.BF.B.4
CCSS.HSF.IF.B.4
CCSS.HSF.IF.C.7
CCSS.HSG.CO.A.4
CCSS.HSG.CO.A.5
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