\"\"

\

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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                        \"\"                        (Add: \"\")

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

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

\

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

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\"\"

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\"\".