jguitars28 jguitars28

06-07-2017
Mathematics

contestada

So if i was to Solve x2 = 121. The answer would be ±11 right?

Respuesta :

texaschic101 texaschic101

06-07-2017

x^2 = 121
x = sqrt 121
x = (+-) 11

u r correct :)

Answer Link

06-07-2017

Yes that is correct because both

11 * 11 = 121

and

-11 * -11 = 121

Answer Link

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