The domain of function $f(x)=\frac{\sqrt{4-x^2}}{\sin^{-1}|x|}$ is
Answer & explanation
Correct answer: option 3
$f(x)=\frac{\sqrt{4-x^2}}{\sin^{-1}|x|}$
$⇒4-x^2≥0$
So $x^2≤4$
so $-2≤x≤2⇒x∈[-2,2]$
so $\sin^{-1}|x|⇒1≥|x|≥0=-1≤x≤1-\{0\}$
$x∈[-1,1]-\{0\}$
So $x∈[-1, 0) ∪ (0, 1]$