题目(d)/(dx)(int_(a)^b sin x^2 dx) = ( ).A. sin x^2B. 0C. cos x^2D. 2x cos x^2$\frac{d}{dx}(\int_{a}^{b} \sin x^2 dx) = (\quad)$.A. $\sin x^2$B. $0$C. $\cos x^2$D. $2x \cos x^2$题目解答答案B. $0$