10th Class Mathematics Quadratic Equations Question Bank Quadratic Equation

  • question_answer
    Which of the following statements is correct?

    A)  \[x=2\]is a root of \[2{{x}^{2}}+5x+1=0\]

    B)  \[x=3\] is not a root of \[{{x}^{2}}+3x-5=0\]

    C)  \[x=-1\] is not a root of \[5{{x}^{2}}-x-1=0\]

    D)  \[x=-\frac{2}{5}\] is not a root of \[{{x}^{2}}-\frac{8x}{5}-\frac{4}{5}=0\]  

    Correct Answer: B

    Solution :

    (b): Not Available


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