1.∫sin2x2 dx\int \sin^2 \frac{x}{2} \, dx∫sin22xdxa.12(x+sinx)+C\frac{1}{2}(x+\sin x)+C21(x+sinx)+Cb.12(x2−sinx)+C\frac{1}{2}(x^2-\sin x)+C21(x2−sinx)+Cc.12(x−sinx)+C\frac{1}{2}(x-\sin x)+C21(x−sinx)+Cd.12(x−cosx)+C\frac{1}{2}(x-\cos x)+C21(x−cosx)+CLogin to continueOnly logged in users canattempt or see the solution.