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7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-18

  • question_answer
    If \[x+y=6\]and \[{{x}^{3}}+{{y}^{3}}=72,\] then the value of \[xy\] is

    A)  12                               

    B)  8

    C)  6                                

    D)  9

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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