\"\"

\

The integral is \"\".

\

Rewrite the integral.

\

\"\".

\

The series is in the form of \"\".

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The power series form of  \"\" is \"\".

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The power series form of \"\".

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\"\" .

\

\"\"

\

\"\".

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Apply integral on each side.

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\"\"

\

\"\".

\

\"\"

\

\"\"

\

\"\".

\

\"\"

\

\"\"

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The function is \"\".

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\"\".

\

\"\".

\

\"\".

\

Therefore,\"\".

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\"\"

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\"\".