$\"\"$

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The integral is $\"\"$ .

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Let $\"\"$ .

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Differentiate on each side.

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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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Integral formula: $\"\"$ .

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$\"\"$

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Substitute $\"\"$ in above expression.

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$\"\"$

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$\"\"$ . $\"\"$

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$\"\"$ .