$x^2 \sin x+2 x \cos x-2 \sin x+\mathrm{c}$, where c is the constant of integration

$x^2 \sin x-2 x \cos x-2 \sin x+\mathrm{c}$, where c is the constant of integration

$x^2 \sin x-2 x \cos x+2 \sin x+\mathrm{c}$, where c is the constant of integration

$x^2 \sin x+2 x \cos x+2 \sin x+\mathrm{c}$, where $c$ is the constant of integration

0

1

2

-1

$2 \sqrt{\sec x}+c$, where c is a constant of integration

$2 \sqrt{\tan x}+c$, where $c$ is a constant of integration

$\frac{2}{\sqrt{\tan x}}+\mathrm{c}$, where c is a constant of integration

$\frac{2}{\sqrt{\sec x}}+\mathrm{c}$, where c is a constant of integration