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Popular >

domain of f(x)=(x^2+1)/(x+1)

Solution

domain

f (x) = \frac{x ^{2} + 1}{x + 1}

Solution

x < - 1 or x > - 1

+1

Solution steps

Find undefined (singularity) points:

x = - 1

The function domain

x < - 1 or x > - 1

Popular Examples

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inverse of 8x^3 inverse

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Frequently Asked Questions (FAQ)

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