10th Class Mathematics Polynomials Question Bank Polynomial

  • question_answer
    If one zero of the quadratic polynomial \[2{{x}^{2}}+(6m+5)x-3=0\] is negative of the other, find the value of 'm'.

    A)  \[-\frac{35}{6}\]                       

    B)  \[2\]

    C)  \[\frac{9}{4}\]                         

    D)  \[-\frac{5}{6}\]

    Correct Answer: D

    Solution :

    (d): This is very easy as \[\alpha +\beta =0\Rightarrow -\left( \frac{6m+5}{2} \right)=0\]


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