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anonymous
 4 years ago
Find two Square roots for 4i. Leave in standard/rectangular form.
Help would be much appreciated! :)
anonymous
 4 years ago
Find two Square roots for 4i. Leave in standard/rectangular form. Help would be much appreciated! :)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0thanks, but that's for 4, not 4i :)

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[4i= 4 e ^{i \Pi/2}\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so, square root of 4i is \[\pm2 e ^{i \Pi/4}=\pm2(\cos \Pi/4 + i \sin \Pi/4)\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0simplify it, u will get: \[\pm \sqrt{2} (1+i)\]
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