2.2.66 Derivatives and Differentials
Condition: Find private derivatives of the first order of the function \ (z = z (x, y) \), given implicitly: \ [3 \ tan^{-1} \ frac {z} {y} +2 z^{2} x^{4} +2 z y^{3} = 10 \]]
Calculation of derivatives and differentials of first and Higher Orders of Function of One and Many Varia Bybles, Including Partial Derivatives.