$\"\"$

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The function is $\"\"$ and $\"\"$ .

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The general form of $\"\"$ maclaurin series is $\"\"$ .

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Substitute $\"\"$ .

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$\"\"$ .

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The function is $\"\"$ and $\"\"$

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$\"\"$ and $\"\"$ .

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$\"\"$ and $\"\"$ .

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$\"\"$ and $\"\"$ .

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$\"\"$

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Substitute corresponding values in $\"\"$ .

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$\"\"$

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$\"\"$ .

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Therefore, the $\"\"$ degree polynomial of the function $\"\"$ is $\"\"$ . $\"\"$

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The $\"\"$ degree polynomial of the function $\"\"$ is $\"\"$ .