proof-that-0-pi-4-sin-2-xcos-2-x-sin-3-x-cos-3-x-2-dx-1-6-

Question Number 108306 by Sayantan chakraborty last updated on 16/Aug/20

proof that \underset{0}{\int^{π / 4}} \frac{{s i n}^{2} {x c o s}^{2} x}{{({s i n}^{3} x + {c o s}^{3} x)}^{2}} d x = \frac{1}{6}