x f
f^x
∂∂xfx=fxlog(f)\frac{\partial}{\partial x} f^{x} = f^{x} \log{\left(f \right)}∂x∂fx=fxlog(f)
Respuesta:
fxlog(f)f^{x} \log{\left(f \right)}fxlog(f)
x f *log(f)
x 2 f *log (f)
x 3 f *log (f)