Level:
Project ID:
9000066003
Accepted:
1
Clonable:
0
Easy:
0
Evaluate the following integral on \(\mathbb{R}\).
\[
\int x\cos x\, \mathrm{d}x
\]
\(x\sin x +\cos x + c,\ c\in \mathbb{R}\)
\(- x\cos x +\sin x + c,\ c\in \mathbb{R}\)
\(x\cos x -\sin x + c,\ c\in \mathbb{R}\)
\(x\sin x -\cos x + c,\ c\in \mathbb{R}\)