Question: In below Problems, find the second partials. (a) zxx (b) zyy (c) zxy (d) zyx 1. z = x2y - 3xy 2. z = 3x3y4

In below Problems, find the second partials.

(a) zxx 

(b) zyy 

(c) zxy 

(d) zyx

1. z = x2y - 3xy

2. z = 3x3y4 -x2/y2

3. z = x2ey2

4. z = In (xy + 1)

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