![multivariable calculus - Geometric interpretation of mixed partial derivatives? - Mathematics Stack Exchange multivariable calculus - Geometric interpretation of mixed partial derivatives? - Mathematics Stack Exchange](https://i.stack.imgur.com/IxzFs.jpg)
multivariable calculus - Geometric interpretation of mixed partial derivatives? - Mathematics Stack Exchange
✓ Solved: show that the mixed partial derivatives f xyy , f yxy , and f yyx are equal. f(x, y, z)=2 z...
![SOLVED:Find the four second partial derivatives. Observe that the second mixed partials are equal. z=x^3-4 y^2 SOLVED:Find the four second partial derivatives. Observe that the second mixed partials are equal. z=x^3-4 y^2](https://cdn.numerade.com/previews/484fcafb-12b9-441b-875d-1bc0fdc677b1.gif)
SOLVED:Find the four second partial derivatives. Observe that the second mixed partials are equal. z=x^3-4 y^2
![SOLVED:Find the four second partial derivatives. Observe that the second mixed partials are equal. z=2 x e^y-3 y e^-x SOLVED:Find the four second partial derivatives. Observe that the second mixed partials are equal. z=2 x e^y-3 y e^-x](https://cdn.numerade.com/previews/29734727-6ae3-4c94-b2ba-d6719015acde_large.jpg)