Question

Evaluate the following limit:
$\underset{x\to 0}{\text{lim}}\frac{\text{cos x}}{\pi -x}$

Answer 1

Here, $\underset{x\to 0}{\text{lim}}\frac{\text{cos x}}{\pi -x}=\frac{\text{cos 0}}{\pi -0}=\frac{1}{\pi }$.