SA

Find: $\int\frac{x+\sin x}{1+\cos x}dx$.

MCQ_SINGLE

∫ [sec x / (sec x - tan x)] dx equals

MCQ_SINGLE

$\int\frac{dx}{2^{x}+2^{-x}}$ is equal to:

SA

26. Find: $\int\frac{x^{2}+x+1}{(x+1)^{2}(x+2)}dx$

MCQ_SINGLE

If \frac{d}{dx}(f(x))=log\~x, then f(x) equals :

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