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Simplify radical -81
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1 vote
Simplify radical -81

User GlaceCelery
by
6.1k points

1 Answer

6 votes

Explanation:

-81


√( - 1) \: * √(81)


√( - 1) = i


i * \sqrt{9 {}^(2) }


i * 9


9i

User Ram Prakash Bhat
by
4.8k points
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