Generalized Cosine Limit

Rarely Tested

Generalized Cosine Limit

For a non-zero constant $$a$$:

$$\lim_{x\to0}\frac{1-\cos ax}{x^2}=\frac{a^2}{2}$$

Usage

- Used when the argument of the cosine function is a constant multiple of $$x$$.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.