engineering recuitment GATE ECE 2023-24 Test Series Mathematics Integral Calculus Definite Integrals
\(\mathop \smallint \nolimits_0^{\frac{{\rm{\pi }}}{2}} \frac{{\cos {\rm{x}}}}{{1 + {{\sin }^2}{\rm{x}}}}{\rm{dx}}\) is equal to?
1
π/4
2
π/2
3
π/6
4
π/3