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  • algebra -

    I think you mean


    Just checking, because an extra bracket around like ((12-8)(7-4))^3 would give a different answer.

    Brackets first.
    Then powers or roots.
    Then multiply or divide.
    Then add or subtract.

    First do the arithmetic inside the brackets:


    Now evaluate the power. What is 3^3? That's 3*3*3. Now multiply that snswer by 4, and you're done.

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