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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-13

  • question_answer
    If \[\alpha \] and \[\beta \] are the zeroes of the polynomial \[4{{z}^{2}}+kz-12\] such that \[{{\alpha }^{2}}+{{\beta }^{2}}=16,\] then find the value of k.

    A)  \[\sqrt{10}\]                 

    B)  4

    C)  \[5\,\sqrt{7}\]               

    D)  \[4\,\sqrt{10}\]

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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