\"\"

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The expression is  \"\".

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The values are \"\" and \"\".

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Find the expression.

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\"\"     (Substitute \"\" and \"\")

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                  \"\"                   (Multiplication:\"\")

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                  \"\"                     (Substitution:\"\")

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                  \"\"                                (Subtraction:\"\")

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                  \"\"                                   (Evaluate power:\"\")

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Therefore, the value of expression \"\" is \"\".

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\"\"

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The value of expression \"\" is \"\".