Question

The integral $\int\limits^\frac{\pi}{4}_\frac{\pi}{12} \frac{8\cos2x}{(\tan x+\cot x)^{3}}dx$ equals:
(a) $\frac{15}{128}$
(b) $\frac{15}{64}$
(c) $\frac{13}{32}$
(d) $\frac{15}{256}$

Answer 1

Option D is correct option

Hope it helps u

Answer 2

The integral $\int\limits^\frac{\pi}{4}_\frac{\pi}{12} \frac{8\cos2x}{(\tan x+\cot x)^{3}}dx$ equals:

(a) $\frac{15}{128}$

(b) $\frac{15}{64}$

(c) $\frac{13}{32}$

(d) $\frac{15}{256}$✔