Questions in indefinite-integration

Select	Question
	$\int_{{}}^{{}}{\text{cose}{{\text{c}}^{2}}x\ dx}$ is equal to
	$\int_{{}}^{{}}{\left( 2\sin x+\frac{1}{x} \right)\ dx}$ is equal to
	$\int_{{}}^{{}}{\sqrt{1+\cos x}\ dx}$ equals
	$\int_{{}}^{{}}{2\sin x}\cos x\ dx$is equal to
	$\int_{{}}^{{}}{{{\tan }^{2}}x\ dx}$ is equal to
	$\int_{{}}^{{}}{{{e}^{\log (\sin x)}}dx=}$
	$\int_{{}}^{{}}{{{e}^{x\log a}}.\ {{e}^{x}}\ dx}$is equal to
	$\int_{{}}^{{}}{\frac{1}{\sqrt{1+\cos x}}\ dx=}$
	$\int{\frac{\cos 2x-1\,\,}{\cos 2x+1}dx=}$
	$\int{\frac{a{{x}^{3}}+b{{x}^{2}}+c}{{{x}^{4}}}\,\,dx}$ equals to