Find the second derivative of f(x)=sin(x2)f(x) = \sin(x^2)f(x)=sin(x2) evaluated at x=π/2x = \sqrt{\pi/2}x=π/2.
−22π-2\sqrt{2\pi}−22π
2π2\sqrt{\pi}2π
−4π-4\sqrt{\pi}−4π
000