\"\"

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The expression is \"\".

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

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Simplify the expression.

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\"\"          (Substitute \"\" and \"\")

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                       \"\"          (Multiply)

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                       \"\"                (Subtract: \"\")

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                       \"\"                  (Substitute: \"\")

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                       \"\"                        (Multiply)

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                        \"\"                           (Subtract: \"\")

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

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\"\"

\

\"\".