List of top Engineering Mathematics Questions on Limits and Exponential Functions

The value of \( \lim_{x \to 0} \frac{x \cos x - \sin x}{x^2 \sin x} \) is:
What is $\lim_{x \to 0} f(x)$, where $f(x) = x \sin \frac{1}{x}$?
The function \( (x - 2)^2 (x + 2)^2 \) has