I have x^2=2 how do you "undo" squaring a number?

asked Jan 20, 2018 160k views

2 votes

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7 votes

you have to square root it.

Gfdx answered Jan 22, 2018

by Gfdx

7.1k points

6 votes

To undo the square you take the square root of both sides

x^(2) =2

equation

$\sqrt{ x^(2) } = √(2)$ square root both sides

x= (+)/(-) 1.41421356237

x=1.4...

Seydhe answered Jan 26, 2018

7.2k points

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