PLEASE SOLVE AND GIVE CORRECT ANSWER Question 63 of 90 The value of ∫ 0 π / 2 sin x sin x + cos x d x is 1. p/2 2. p/3 3. π /4 4. p Share with your friends Share 0 Varun Rawat answered this Let I = ∫0π/2 sin xsin x + cos xdx .....1⇒I = ∫0π/2 sinπ2 - xsinπ2-x + cosπ2-xdx⇒I = ∫0π/2cos xcos x + sin x dx ......2Adding 1 and 2, we get2I = ∫0π/2 sin x + cos xsin x + cos xdx⇒2I = ∫0π/2 dx⇒2I = x0π/2⇒2I = π2⇒I = π4 0 View Full Answer