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Volgvan
3 years ago
6

Real numbers

align="absmiddle" class="latex-formula">
Mathematics
1 answer:
Yuliya22 [10]3 years ago
7 0

real numbers

\sqrt{20}  is a real number because it gives a real answer.  Its not easy to define that answer (1.4142135623730950488016887242097)  but it really exists

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