Multiple Choice Questions on The ration of roots of the equations ax2 bx c 0 and px2 qx r 0 are equal If D1 and D2 are respective........... for NDA Exam Preparation

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Multiple Choice Questions

The ration of roots of the equations ax2 bx c 0 and px2 qx r 0 are equal If D1 and D2 are respective...........

Mathematics (NDA) Quadratic Equations
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    The ration of roots of the equations ax2 + bx + c = 0 and px2 + qx + r = 0 are equal. If D1 and D2 are respective discriminates, then what is D1/D2 equal to?

    a2/p2

    Incorrect Answer

    b2/q2

    Correct Answer

    c2/r2

    Incorrect Answer

    None of these

    Incorrect Answer
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    Explanation:

    D1/D2 =(ratio of coefficient of x)2=b2/q2
    Hence option 2 is correct.

    By: Munesh Kumari
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