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The expression is  \"\".

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The given values x = 3, y = 4

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Substitute values in above expression

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\"\"

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To simplify the expression follow the order of operations: (PEMDAS)

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1.     Evaluate the expressions inside Brackets/Parenthesis (P).

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2.     Evaluate Powers/Exponents (E).

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3.     Multiply and/or Divide in order from left to right (MD).

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4.     Add and/or Subtract in order from left to right (AS).

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A simple technique for remembering the order of operations is turned

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into phrase

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“Please Excuse My Dear Aunty Sally”

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In the given expression there are grouping symbols.

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First operation is parenthesis.

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

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Next operation is evaluating powers.

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

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Next operation is multiplication.

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\"\"                               (Multiply:\"\")

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Next operation is addition.

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

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The simplified expression value is 23.