Find the domain of f(x)=frac1sqrtx2−4f(x) = \\frac{1}{\\sqrt{x^2 - 4}}f(x)=frac1sqrtx2−4.
x>2x > 2x>2
∣x∣>2|x| > 2∣x∣>2
x<−2x < -2x<−2 or x>2x > 2x>2
Both b and c