is equal to :

Engineering

Mathematics

Trigonometric Limits

Question

$\underset{x \to 0}{Lim} \frac{(1 - \cos 2 x) (3 + cosx)}{xtan 4 x}$ is equal to :

$\frac{1}{2}$

College PredictorLive

Know your College Admission Chances Based on your Rank/Percentile, Category and Home State.

Get your JEE Main Personalised Report with Top Predicted Colleges in JoSA

$\underset{x \to 0}{Lim} \frac{(1 - \cos 2 x) (3 + cosx)}{4 x \cdot \frac{xtan 4 x}{4 x}} = \frac{1}{2} \times 4 = 2$ .