Finding Inverses to Eliminate

Inverse Function Review

Ph-USA Guru

Poll

Are you ready?

Multiple Choice

What does it mean to find the inverse of a function?

• the x's and y's are switched

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are the same

Multiple Choice

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)

• (-4, -1) and (-6, -4)

• (-1, -4) and (-4, -6)

• (4, 1) and (6, 4)

Multiple Choice

Find the inverse of

$$y=\frac{1}{4}x-7$$  

• $$f^{-1}\left(x\right)=4x\ +\ 7$$  

• $$f^{-1}\left(x\right)=-4x\ +\ 28$$  

• $$f^{-1}\left(x\right)=4x\ -\ 7$$  

• $$f^{-1}\left(x\right)=4x\ +\ 28$$  

Poll

Do you have any question(s)?

Open Ended

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Reminders:

• Quiz Tomorrow about Inverse Functions

• Make-Up/Retake on Flex Friday

• Unit Test on Wednesday, November 4th, everything about Functions till Inverse Functions.

Please go to google classroom .

• Answer Inverse Functions Worksheet.

• Show your complete work.

• Take a photo of your work then attach it.