Practice problem
Solve ∫sinx1+cos2xdx\int\frac{\sin x}{1+\cos^2x}dx∫1+cos2xsinxdx
−lncosx+C-\ln\cos x+C−lncosx+C
1−1cosx+C1-\frac{1}{\cos x}+C1−cosx1+C
−tan−1cosx+C-\tan^{-1}\cos x+C−tan−1cosx+C
2cosx+C2\cos x+C2cosx+C
Type a concept, like “slope” or “photosynthesis”.
