Find the domain of f(x)=1x2−x−6f(x) = \frac{1}{\sqrt{x^2 - x - 6}}f(x)=x2−x−61.
(−∞,−2)∪(3,∞)(-\infty, -2) \cup (3, \infty)(−∞,−2)∪(3,∞)
[−2,3][-2, 3][−2,3]
(−2,3)(-2, 3)(−2,3)
(−∞,−3)∪(2,∞)(-\infty, -3) \cup (2, \infty)(−∞,−3)∪(2,∞)