$\"\"$

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The integral is $\"\"$ .

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Evaluate the integral by substitution.

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If $\"\"$ , then $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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If $\"\"$ , then $\"\"$

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$\"\"$

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If $\"\"$ , then $\"\"$

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$\"\"$

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$\"\"$

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Substitute corresponding values in $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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Partial decomposition of $\"\"$ .

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$\"\"$

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$\"\"$

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Apply the formula: $\"\"$ .

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$\"\"$

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Consider $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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Consider $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$ .

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$\"\"$

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$\"\"$ .