Multiple Choice Questions on x2 x ndash 20 0 y2 y ndash 30 0 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

x2 x ndash 20 0 y2 y ndash 30 0 ........

Quantitative Aptitude ( CCS) Quadratic Equations
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    x2 + x – 20 = 0

    y2 + y – 30 = 0

    X < Y

    Incorrect Answer

    X ≥ Y

    Incorrect Answer

    X ≤ Y

    Incorrect Answer

    X = Y or relation cannot be established

    Correct Answer
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    Explanation:

    Answer & Explanation
    X = Y or relation cannot be established
    Explanation: 
    x2 + x – 20 = 0
    x2 + 5x – 4x + 20 = 0
    x = -5, 4
    y2 + y – 30 = 0
    y2 + 6y -5y – 30 = 0
    y = -6, 5

    By: MIRZA SADDAM HUSSAIN
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