Thread: find the domain
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Old August 27th, 2008, 03:14 PM
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Quote:
Originally Posted by sjenkins View Post
Can someone tell me if I am right with this answer:

Find the domain of the function f(x)=x^4/(x^2+x-6)

I think it should be "all x not equal to 2 or -3" because that would make the denominator 0...is this right?
Yes.

This can be written \mathbb{R} \backslash \{-3,~2\} or (-\infty,~-3) \cup (-3,~2) \cup (2,~+\infty)
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