Puluwan nam ma gana hadala denndooooo
suppose that f(x) and g(x) are twice differentiable at x=a,
show that
(fg)"(a)= f(a) g"(a) + 2f'(a) g'(a) + f"(a) g(a)

suppose that f(x) and g(x) are twice differentiable at x=a,
show that
(fg)"(a)= f(a) g"(a) + 2f'(a) g'(a) + f"(a) g(a)







