CBSE

MATHEMATICS · Single correct · CBSE · Mathematics · Integrals · Integrals

Problem

\int\frac{dx}{\sin^2x\,\cos^2x}=

(a)

\tan x+\cot x+C

(b)

\cot x-\tan x+C

(c)

\tan x-\cot x+C

(d) None of these