Use the Chain Rule to find ∂z / ∂s and ∂z / ∂t. z = (x - y)5, x = s2 t, y = st2

[Dhanalakshmi]

Use the Chain Rule to find ∂z / ∂s and ∂z / ∂t.
z = (x - y)5, x = s2 t, y = st2