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42 votes
42 votes
Use complete sentences to describe why √-1≠-√1

User Supersambo
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1 Answer

28 votes
28 votes

Answer: because √-1 complex number ; and -√1 real number

Explanation:

because √-1 complex number ; and -√1 real number or
\displaystyle\ (√(-1))^2 \\eq(- √(1) )^2 \\\\-1\\eq 1

User Elias Ghali
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