$\"\"$

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The integral is $\"\"$ .

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Consider $\"\"$ then $\"\"$

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$\"\"$

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Substitue $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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Use the integration formula of hyperbolic sine : $\"\"$ .

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$\"\"$

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Substitue $\"\"$ in the above equation.

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .