SA

Find: $\int\frac{x^{2}+1}{(x^{2}+2)(x^{2}+4)}dx$

SA

Evaluate: $\int_{1}^{3}\frac{\sqrt{4-x}}{\sqrt{x}+\sqrt{4-x}}dx$

MCQ_SINGLE

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

SA

Find: $\int\frac{2x}{(x^{2}+3)(x^{2}-5)}dx$.

VSA

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

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