Let Determine the domain of .

MATHEMATICS · Single correct · AoPS · Mathematics · Special Functions · Special Functions

Problem

Let

h(x)=\dfrac{(x^2-4)(x-5)}{(x+2)(x^2-9)}.

Determine the domain of

h

. (a)

\mathbb R\setminus\{-3,3\}

(b)

\mathbb R\setminus\{-2,3\}

(c)

\mathbb R\setminus\{-2,-3,3\}

(d)

\mathbb R\setminus\{-2,-3,3,2\}