Evaluate ∫cos(x)xdx\int \frac{cos(\sqrt{x})}{\sqrt{x}} dx∫xcos(x)dx.
2sin(x)+C2 \sin(\sqrt{x}) + C2sin(x)+C
sin(x)+C\sin(\sqrt{x}) + Csin(x)+C
12sin(x)+C\frac{1}{2} \sin(\sqrt{x}) + C21sin(x)+C
2cos(x)+C2 \cos(\sqrt{x}) + C2cos(x)+C