Evaluate 1- x x (1+ x) d x .
Mathematics · JEE Main · NTA Exams — Integral Calculus
Evaluate \(\int \frac{1-\cos x}{\cos x \cdot(1+\cos x)} d x\).
- \(\log |\sec x-\tan x|-2 \tan \frac{x}{2}+c\)
- \(\log |\sec x+\tan x|-2 \tan \frac{x}{2}+c\)
- \(\log |\sec x+\tan x|+2 \tan \frac{x}{2}+c\)
- None of these
Answer
(B) | x+ x|-2 x 2 +c
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