ddxsin(x2)=\dfrac{d}{dx}\sin(x^2) =dxdsin(x2)=Acos(2x)\cos(2x)cos(2x)B2xcos(x2)2x \cos(x^2)2xcos(x2)check_circleCcos(x2)\cos(x^2)cos(x2)D2xsin(x2)2x \sin(x^2)2xsin(x2)ExplanationChain: cos(x2)⋅2x\cos(x^2) \cdot 2xcos(x2)⋅2x.