Hi , can anyone help me with this problem please
(a) Find w''(t) if
i was able to do it for w'(t) easily
w'(t) = dw/dx dx/dt + dw/dy dy/dt
However i dont know how to do it for w''(t) in the same way as w'(t)
(b) Find w''(t) if
w'(t) = df/dx dx/dt + df/dy dy/dt
w''(t) = ?!?!?!?!?!
Please i need a little bit of explanation on finding w''(t)
Thanks