1 / | | 4 | cos(x)*sin (x) dx | / 0
Let .
Then let and substitute :
The integral of is when :
Now substitute back in:
Add the constant of integration:
The answer is:
/ | 5 | 4 sin (x) | cos(x)*sin (x) dx = C + ------- | 5 /
5 sin (1) ------- 5
=
5 sin (1) ------- 5
Use the examples entering the upper and lower limits of integration.