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OpenStudy (anonymous):
How would you convert 2i * sqrt20 (originally: i*sqrt80) into a+bi form?
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jimthompson5910 (jim_thompson5910):
2i * sqrt20 = 2*2*sqrt(5)*i = 4*sqrt(5)*i So it's now in a+bi form where a=0 and b=4*sqrt(5)
OpenStudy (anonymous):
Cool, thank you for the reply.
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