Question
Evaluate $\lim _{x \rightarrow 0}(x \cdot \cot x).$

Answer


$\begin{array}{l}\lim _{x \rightarrow 0} x \cdot \cot x \\ =\lim _{x \rightarrow 0} \frac{x}{\tan x}=\lim _{x \rightarrow 0} \frac{1}{\frac{\tan x}{x}}=\frac{1}{1}=1\end{array}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free