$\"\"$

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Decompose $\"\"$ into a partial fraction

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$\"\"$

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Rewrite the expression into partial fractions.

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$\"\"$

\

$\"\"$

\

$\"\"$

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$\"\"$ .

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$\"\"$

\

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Find the $\"\"$ and $\"\"$ values.

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

\

$\"\"$

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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Substitute $\"\"$ and $\"\"$ values in partial expression.

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$\"\"$

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Therefore the correct option is $\"\"$ .

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$\"\"$

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The correct option is $\"\"$ .