# Not a real number example

##### *2020-01-25 03:07*

Nov 27, 2006 Best Answer: The square root of 1 cannot be a real number, because there's no number which, when multiplied by itself, gives 1. So the square root of any negative number cannot be a real number, because for any number n, it is equal to 1 x n. You can take the square root ofAny point on the line is a Real Number: The numbers could be whole (like 7) or rational (like 209) or irrational (like ) But we won't find Infinity, or an Imaginary Number. Why are they called Real Numbers? Because they are not Imaginary Numbers. The Real Numbers had no name before Imaginary Numbers were thought of. not a real number example

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