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Cat este f'(x), f(x) fiin egal cu (2x-1)e la x

Răspuns :

f '(x) = (2x -- 1) ' · eˣ + (2x -- 1)·(eˣ) ' = 2·eˣ + (2x -- 1)·eˣ = (2 + 2x -- 1)·eˣ =

= (2x + 1)·eˣ.

Green eyes.
f'(x) =((2x+1)e^x)'=(2x-1) ' *e^x+ (2x-1) * (e^x)'=2*e^x+(2x-1)*e^x=(2+2x-1) *e^x=
=(2x+1) e^x