Step 1:

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The function is $\"image\"$ .

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Find $\"\"$ .

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$\"\"$ .

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Apply partial derivative on each side with respect to $\"image\"$ .

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$\"image\"$

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$\"image\"$

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$\"image\"$

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$\"image\"$ .

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$\"\"$

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$\"\"$ .

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2.

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The function is $\"image\"$ .

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Apply partial derivative on each side with respect to $\"image\"$ .

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$\"image\"$

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$\"image\"$

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$\"image\"$

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$\"image\"$ .

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$\"\"$

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$\"\"$ .

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