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OpenStudy (anonymous):
Simplify √-100
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OpenStudy (precal):
\[\pm10i\]
OpenStudy (anonymous):
10i
OpenStudy (precal):
square roots have 2 solutions (one positive and one negative)
OpenStudy (anonymous):
Yeah, but that's only in equations.
OpenStudy (anonymous):
Thank you guys! :)
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OpenStudy (precal):
(-10i)(-10i)=100i^2=-100 (+10i)(+10i)=100i^2=-100 i^2 =-1
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