is differentiable and , show that .
I think i'll use chain rule and that equation will be
From now on i can not find any value for ,, and . So how can i find these values?
If that's not the way of solution, i need some hints.
is differentiable and , show that .
I think i'll use chain rule and that equation will be
From now on i can not find any value for ,, and . So how can i find these values?
If that's not the way of solution, i need some hints.