Jee Main
Definite Integration
JEE Main 2021 (Online) 27th July Morning Shift
MCQ+4 / -12021
The value of the definite integral
\(\int\limits_{ - {\pi \over 4}}^{{\pi \over 4}} {{{dx} \over {(1 + {e^{x\cos x}})({{\sin }^4}x + {{\cos }^4}x)}}}\) is equal to :
\(\int\limits_{ - {\pi \over 4}}^{{\pi \over 4}} {{{dx} \over {(1 + {e^{x\cos x}})({{\sin }^4}x + {{\cos }^4}x)}}}\) is equal to :