$\"\"$

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The expression is $\"\"$ .

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Simplify the expression.

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$\"\"$ (Original expression)

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$\"\"$ (Definition of $\"\"$ )

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$\"\"$ (Apply exponents formula: $\"\"$ )

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$\"\"$ (LCM is $\"\"$ )

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$\"\"$ (Add exponents)

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$\"\"$ (Definition of $\"\"$ )

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

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The simplified expression value is $\"\"$ .