Question

D/dx(e^x)=e^x prove

Answer 1

⇒
`(d)/(dx) (e^(x) )= e^(x) *(d)/(dx) (x)\\(d)/(dx) (e^(x) )=e^(x)*1\\(d)/(dx) (e^(x) )=e^(x)`

⇒Note this is all applied due to chain rule.