donnettlynch donnettlynch

21-09-2018
Mathematics

contestada

Is negative square root of 4 a rational number

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morgojohn78 morgojohn78

21-09-2018

yes, because it is a perfect square

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21-09-2018

the square root of 4 is a positive or a negative 2 making the square root of 4 a rational number

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