Question3. $f(x)=\frac{1}{\sqrt{1-x^{2}}}$

Studdy Solution
Express the domain of the function $f(x)$. The domain is the set of all $x$ values for which the function is defined. Based on our previous steps, the domain is:
$$(-1, 1)$$
The domain of the function is $\boxed{(-1, 1)}$.