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Which is equal to 2√-28?

Algebra
Tutor: None Selected Time limit: 0 Hours

A: 4i√7

B; -4i√7  

C; 4√7i

D: -4√7

Apr 5th, 2015

B; -4i√7 

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Apr 5th, 2015

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Apr 5th, 2015
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