Let \( f(x)=\frac{\sin ^{-1} x}{x} \cdot \) Then, \( \operatorname{...
Let \( f(x)=\frac{\sin ^{-1} x}{x} \cdot \) Then, \( \operatorname{dom}(f)= \) ?
\( \mathrm{P} \)
(a) \( (-1,1) \)
(b) \( [-1,1] \)
(c) \( [-1,1]-\{0\} \)
(d) none of these
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