0-pi-2-xsin-x-1-cosx-log-1-cosx-dx-

Question Number 138810 by mathdanisur last updated on 18/Apr/21

\underset{0}{\int^{π / 2}} \frac{x s i n (x)}{1 - c o s x} \cdot l o g (1 + c o s x) d x = ?

Answered by phanphuoc last updated on 18/Apr/21

u = x, d v = l n (1 + c o s x) d c o s x / (1 - c o s x)

Commented by mathdanisur last updated on 18/Apr/21

S i r, t h e e x a c t s o l u t i o n

Commented by mathdanisur last updated on 21/Apr/21

p l e a s e s i r c o n t i n u e d