What is the primary action that an inverse function performs?

Exploring Inverse Functions

Interactive Video
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Mathematics
•
9th - 12th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It squares the output of the original function.
It reduces the output of the original function to zero.
It multiplies the output of the original function.
It undoes the action of another function.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the inverse of a function algebraically?
Graph the function to check its symmetry.
Replace f(x) with y in the equation.
Solve for y in the equation.
Switch the x's and y's in the equation.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After switching x and y in the function equation, what is the next step?
Solve for y.
Check for line symmetry.
Graph the function.
Substitute back into the original function.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you solve for y when the equation is x = 3y^2 + 8?
Subtract 8, divide by 3, and take the square root.
Divide by 3 and take the square root.
Add 8 and multiply by 3.
Subtract 8 and divide by 3.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct inverse function notation for f(x)?
1/f(x)
f(x+1)
f^-1(x)
f(x)^-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In evaluating composite functions, what is the first function you look at?
The simplest function.
The most complex function.
The inner function.
The outer function.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of g(f(2)) if f(2) = 17 and g(x) = x + 3?
14
20
17
23
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