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22 July, 13:02

Why square root of 42 is not rational number

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  1. 22 July, 13:52
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    The square root of 42 is about 6.48074 ...

    The decimal is nonterminating and nonrepeating, which makes it irrational. It also cannot be represented as a ratio of two integers (whereas all rational numbers can be represented as a ratio of two integers).
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