Answer:
Given limit,
$\begin{array}{l} \mathop {\lim }\limits_{x \to 0} {\left( {\cos x} \right)^{1/\sin x}}\\ \end{array}$
Answer:
Given limit,
$\begin{array}{l} \mathop {\lim }\limits_{x \to 0} {\left( {\cos x} \right)^{1/\sin x}}\\ \end{array}$