Question

find the domain of the function
sqrt of (4-3x-x^2) + 1/sqrt(x^2+3x+2)

Answer 1

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

Answer 2

-1 and -2

Answer 3

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

Answer 4

so is that the answer?

Answer 5

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