Multiple Choice Questions on The number 6n2 6n for all natural numbers n is always divisible by ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

The number 6n2 6n for all natural numbers n is always divisible by ........

Quantitative Aptitude ( CCS) Number System
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    The number 6n2+ 6n for all natural numbers n , is always divisible by ?

    6 only

    Incorrect Answer

    6 and 12

    Correct Answer

    12 only

    Incorrect Answer

    18 only

    Incorrect Answer
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    Explanation:

    Explanation:
    6n2+ 6n = 6n(n + 1)
    This number is clearly divisible by 6 and 12,
    Let’s check If n = 1
    The value of 6n(n + 1) = 12 divisible by 6 and 12
    If n = 2
    The value of 6n(n + 1) = 36 also divisible by 6 and 12

    By: MIRZA SADDAM HUSSAIN
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