Which is the best way to solve the equation x2 = n?

asked Mar 25, 2019 29.6k views

3 votes

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2 votes

n<0 - no solutions in real numbers

$n=0 \Rightarrow x=0$

$n>0 \Rightarrow x=\sqrt n \vee x=-\sqrt n$

Pds Ink answered Mar 30, 2019

5.8k points

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