hs180806
hs180806
17-05-2017
Mathematics
contestada
How many square roots exist for the number 9?
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Noah11012
Noah11012
17-05-2017
Two squares root. Because 3 * 3 = 9 and -3 * -3 = 9.
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mjankiewicz
mjankiewicz
17-05-2017
[tex]a=\sqrt{9}\\\\a=\sqrt{(-3)^2} \ and \ a=\sqrt{3^2}\\\\ a=-3 \ and \ a = 3[/tex]
Answer Link
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