(10)

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The function is $\"\"$ .

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Apply derivative with respect to x .

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$\"\"$

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Use the product rule of derivatives $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ can be written as $\"\"$

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Now apply power rue.

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$\"\"$

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$\"\"$

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$\"\"$

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Multiply and divide by $\"\"$ .

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$\"\"$

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(11)

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The function is $\"\"$ .

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Apply derivative with respect to x .

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$\"\"$

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Use the power rule of derivatives $\"\"$ .

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$\"\"$

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$\"\"$