dominickthemanoy2u14 dominickthemanoy2u14

15-11-2017
Mathematics

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express the radical using the imaginary unit, I

express the radical using the imaginary unit I class=

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sqdancefan sqdancefan

02-08-2018

[tex]\pm \sqrt{-81}=\pm 9\sqrt{-1}=\pm 9i[/tex]

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