Review+5+number+7

Number 7

Let f be the continuous function satisfying f'(x)=xrad(f(x)) for all real numbers x where f(3)=25.

(a) Find f"(3).

(b) Write an expression for y=f(x) by solving the differential equation dy/dx= xrad(y) with the initial condition f(3)=25

BY: Paul Cords Period 5