let-I-0-pi-xdx-cos-2-x-2-sin-2-x-with-real-1-find-the-value-of-I-2-calculate-0-pi-xdx-a-2-cos-2-x-b-2-sin-2-x-with-a-and-b-reals-

Question Number 53285 by maxmathsup by imad last updated on 20/Jan/19

l e t I_{λ} = \int_{0}^{π} \frac{x d x}{{c o s}^{2} x + λ^{2} {s i n}^{2} x} w i t h λ r e a l

1) f i n d t h e v a l u e o f I_{λ}

2) c a l c u l a t e \int_{0}^{π} \frac{x d x}{a^{2} {c o s}^{2} x + b^{2} {s i n}^{2} x} w i t h a a n d b r e a l s .