\"\"

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The integral is \"\".

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Find the integral by using completing the squares method.

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\"\"

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\"\"

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Substitute \"\" and \"\".

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\"\"

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\"\"

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Trigonometric identity: \"\".

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\"\"

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Apply the power reducing formula: \"\".

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\"\"

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\"\"

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If \"\", then \"\".

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Substitute corresponding values in the expression.

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\"\"

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\"\".

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\"\"

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\"\".