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What is the inverse function of

What is the inverse function of-example-1

1 Answer

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The answer is y'=1/(x-1).


Solution:
y=(x+1)/x
Switch all the x's with y's, and y's with x's.
x=(y+1)/y
xy=y+1
xy-y=1
y(x-1)=1
y'=1/(x-1)

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