Table of Integrals
$$\int dx=x+C$$
$$\int x^{\alpha}dx=\frac{x^{\alpha+1}}{\alpha+1}+C$$
$$\int \frac{dx}{x}=\ln |x|+C$$
$$\int a^x dx=\frac{a^x}{\ln a}+C$$
$$\int e^x dx=e^x+C$$
$$\int \sin x dx=-\cos x+C$$
$$\int \cos x dx=\sin x+C$$
$$\int \frac{dx}{\cos^2 x}=tg x+C$$
$$\int \frac{dx}{sin^2 x}=-ctg x+C$$
$$\int \frac{dx}{\sqrt{a^2-x^2}}=\arcsin\frac{x}{a}+C$$
$$\int \frac{dx}{\sqrt{x^2 \pm a^2}}=\ln\left|x+\sqrt{x^2\pm a^2}\right|+C$$
$$\int \frac{dx}{x^2+a^2}=\frac{1}{a}arctg\frac{x}{a}+C$$
$$\int \frac{dx}{x^2 -a^2}=\frac{1}{2a}\ln\left|\frac{x-a}{x+a}\right|+C$$
$$\int sh x dx = ch x+C$$
$$\int ch x dx = sh x+C$$
$$\int \frac{dx}{ch^2 x} = th x+C$$
$$\int \frac{dx}{sh^2 x} = -cth x+C$$
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