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    Question

    Simplify the following expression:

    (814-1)/82├Ч80├Ч (38+1)
    A 2 Correct Answer Incorrect Answer
    B 1 Correct Answer Incorrect Answer
    C -1 Correct Answer Incorrect Answer
    D -2 Correct Answer Incorrect Answer

    Solution

    a=81 and b =1 (a4-b4) = (a┬▓+b┬▓) (a+b) (a-b) ((81)4 тАУ 14)/82├Ч80├Ч (38+1) = ((81)2 +1) (81+1) (81-1) / 82├Ч80├Ч (38+1) = ((34)2+1) ├Ч82├Ч50 /82├Ч80├Ч (38+1) = (38+1)/ (38+1) =1.

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