## anonymous 5 years ago find the domain of the function sqrt of (4-3x-x^2) + 1/sqrt(x^2+3x+2)

1. anonymous

start with...what would cause the rational to be undefined?

2. anonymous

-1 and -2

3. anonymous

ok, so all x | x does not equal -1, x does not equal -2

4. anonymous

so is that the answer?

5. anonymous

$\left\{ x \in R | x \neq -1, x \neq -2 \right\}$

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