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OpenStudy (anonymous):
(5-i)^6 expressed in trigonometric form and De Moivre's theorem
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OpenStudy (amoodarya):
5-i=root(5^2+1^2) exp(I theta) tan theta = -1/5
OpenStudy (anonymous):
Would theta end up as -11.31?
OpenStudy (amoodarya):
yes th=-11.309932
OpenStudy (anonymous):
So would it end up as 6623.9+16280.0i?
OpenStudy (amoodarya):
yes
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OpenStudy (anonymous):
Thanks
OpenStudy (amoodarya):
your welcome you did it by your self
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