Find the inflection point of f(x)=e−x2f(x) = e^{-x^2}f(x)=e−x2.
x=±1x = \pm 1x=±1
x=±1/2x = \pm 1/\sqrt{2}x=±1/2
x=0x = 0x=0
x=±1/2x = \pm 1/2x=±1/2