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Answer:



Step-by-step explanation:
The given function is

We need to find first partial derivatives of the function.
Differentiate partially w.r.t. x and y, z are constants.


Differentiate partially w.r.t. y and x, z are constants.


Differentiate partially w.r.t. z and x, y are constants.



Therefore, the first partial derivatives of the function are
.
Can’t determine slop there is no picture of lines
Answer:
All of above
Step-by-step explanation:
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Answer:
First option
Step-by-step explanation:
You can plug in values and verify.
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