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Popular >

domain of 9/(x^2-1)+1

Solution

domain

\frac{9}{x ^{2} - 1} + 1

Solution

x < - 1 or - 1 < x < 1 or x > 1

+1

Solution steps

Find undefined (singularity) points:

x = 1, x = - 1

The function domain

x < - 1 or - 1 < x < 1 or x > 1

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Frequently Asked Questions (FAQ)

What is the domain of 9/(x^2-1)+1 ?
The domain of 9/(x^2-1)+1 is x<-1\lor-1<x<1\lor x>1