Multiple Choice Questions on Find the simplest value of 2 radic 50 radic 18 radic 72 radic 2 1 414 ........ for RRB(NTPC) Exam Preparation

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Multiple Choice Questions

Find the simplest value of 2 radic 50 radic 18 radic 72 radic 2 1 414 ........

Quantitative Aptitude (RRB NTPC) Algebra
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    Find the simplest value of 2√50 + √18 - √72.

    [?√2 = 1.414]

    4.242

    Incorrect Answer

    9.898

    Correct Answer

    10.312

    Incorrect Answer

    8.484

    Incorrect Answer
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    Explanation:


    = (10 × 1.414) + (3 × 1.414) (6 × 1.414)
    = 7 × 1.414 = 9.898.

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