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Find the partial fractions by using decomposition:

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$\"\"$ .

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$\"\"$

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Simplify the expression.

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$\"\"$

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$\"\"$

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Compare the coefficients.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

\

$\"\"$

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$\"\"$

\

\

$\"\"$