Multiple Choice Questions on I 12x sup2 7x 1 0 II 6y sup2 5y 1 0 ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

I 12x sup2 7x 1 0 II 6y sup2 5y 1 0 ........

Quantitative Aptitude ( CCS) Quadratic Equations
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    I. 12x² + 7x + 1 = 0

    II. 6y² + 5y + 1 = 0

    No relation

    Incorrect Answer

    y > x

    Incorrect Answer

    x > y

    Incorrect Answer

    x ≥ y

    Correct Answer
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    Explanation:

    I. 12x² + 7x + 1 = 0
    ⇒ 12x² + 4x + 3x + 1 = 0
    ⇒ (3x + 1) (4x + 1) = 0
    ⇒ ?? = − 1/ 4 , − 1/ 3
    II. 6y² + 5y+ 1= 0
    ⇒ (2y + 1) (3y + 1) = 0
    ⇒ ?? = − 1 /2 , − 1/ 3
    x ≥ y

    By: Amit Kumar
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