pi -- 12 / | | 6*cos(x) dx | / 0
Integral(6*cos(x), (x, 0, pi/12))
The integral of a constant times a function is the constant times the integral of the function:
The integral of cosine is sine:
So, the result is:
Add the constant of integration:
The answer is:
/ | | 6*cos(x) dx = C + 6*sin(x) | /
___ ___
3*\/ 2 3*\/ 6
- ------- + -------
2 2
=
___ ___
3*\/ 2 3*\/ 6
- ------- + -------
2 2
-3*sqrt(2)/2 + 3*sqrt(6)/2
Use the examples entering the upper and lower limits of integration.