Find the domain
f(x)=(x+2)/(x^2-1)

Find the domain
f(x)=(x+2)/(x^2-1)

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You're looking at the restrictions, so where the denominator is = 0, so solve for \[x^2 - 1 = 0\]

\[\pm1\]

i got that part. i don't exactly know how to write it in interval notation tho

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