Inverse Functions

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Back

Front

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Front

Are these inverse functions?

Back

yes

Front

The inverse of the function f(x) is written as ...

Back

f ^-1(x)

Front

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

Back

the x's and y's are switched

Front

Use the horizontal line test to determine if the function has an inverse function.

Back

no

Front

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

Back

(4, 1) and (6, 4)

Front

If f(x)=x+5, what is f^-1(x)?

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x - 5

Front

What's the name of the inverse of g(x)?

Back

g^-1(x)

Front

What is the first step in finding the equation of the inverse of a function?

Back

switch x and y