$\"\"$

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The integral function is $\"\"$ .

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Consider $\"\"$ .

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Apply derivative with respect to $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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Substitution method is necessary to evaluate the integral.

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$\"\"$

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Substitution method is necessary.