let-function-function-f-and-g-continues-a-b-and-diferensiabel-a-b-If-f-x-g-x-0-x-a-b-and-g-a-a-g-b-b-find-value-f-b-f-a-

Question Number 31673 by gunawan last updated on 12/Mar/18

let function - function f and g

continues [a, b] and diferensiabel

(a, b) . If f^{'} (x) = g^{'} (x) \neq 0, \forall x \in (a, b)

and g (a) = a, g (b) = b, find value

∣ f (b) - f (a) ∣ .