What is the derivative of f(x)=e117x2f(x) = e^{117x^2}f(x)=e117x2?
e117x2e^{117x^2}e117x2
234e117x2234 e^{117x^2}234e117x2
117xe117x2117x e^{117x^2}117xe117x2
234xe117x2234x e^{117x^2}234xe117x2