Find ∫cos2(x)dx\int \cos^2(x) dx∫cos2(x)dx.
x2+sin(2x)4+C\frac{x}{2} + \frac{\sin(2x)}{4} + C2x+4sin(2x)+C
x2−sin(2x)4+C\frac{x}{2} - \frac{\sin(2x)}{4} + C2x−4sin(2x)+C
cos3x3+C\frac{\cos^3 x}{3} + C3cos3x+C
None