\"\"

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The integral is \"\".

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Consider \"\" and \"\".

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Tabular method:

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
Alternative signs \"\" and its derivatives \"\" and its anti derivatives
\"\" \"\"\"\"
\"\"\"\"\"\"
\"\"\"\"\"\"
\"\"\"\"\"\"
\"\"\"\"\"\"
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Using tabular method:

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The solution is obtained by adding the signed products of the diagonal entries.

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\"\"

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\"\"

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\"\"

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\"\".

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\"\"

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\"\".