find-the-value-of-0-2pi-dt-a-cos-2-t-b-sin-2-t-with-a-gt-0-and-b-gt-0-

Question Number 37346 by math khazana by abdo last updated on 12/Jun/18

f i n d t h e v a l u e o f \int_{0}^{2 π} \frac{d t}{a {c o s}^{2} t + b {s i n}^{2} t}

w i t h a > 0 a n d b > 0 .