What is the result of ddx∫0xcos(t2)dt\frac{d}{dx} \int_{0}^{x} \cos(t^2) dtdxd∫0xcos(t2)dt?
cos(x2)\cos(x^2)cos(x2)
sin(x2)\sin(x^2)sin(x2)
2xcos(x2)2x \cos(x^2)2xcos(x2)
cos(x)\cos(x)cos(x)