Multiple Choice Questions on I x 2 ndash 5x 6 0 II y 2 2y ndash 63 0 ........ for Mathematics - All Exams Preparation

Quadratic Equations

Quantitative Aptitude ( CCS)

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    I.x^2 – 5x + 6 = 0

    II.y^2 + 2y – 63 = 0

    y >= x

    Incorrect Answer

    x > y

    Incorrect Answer

    y > x

    Incorrect Answer

    No relation

    Correct Answer
    Explanation:

    I.x^2 – 5x + 6 = 0
    =>x^2 – 3x – 2x + 6 = 0
    =>(x-3)(x-2) = 0
    => x= 3,2
    From II:
    II.y^2 + 2y – 63 = 0
    =>y^2 + 9y – 7y – 63 = 0
    =>(y+9)(y-7)= 0
    => y = -9,7
    No relation.


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