a) find all roots of the equation z^5=sqrt(3)*i-1, present your answer in polar form b) express (2-2i)^5 in exact polar form (-1+sqrt(3)*i)^4 I was alright until the whole polar form thing, your help would be greatly appreciated.
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Originally Posted by samdmansam a) find all roots of the equation z^5=sqrt(3)*i-1, present your answer in polar form For a) what is the polar form of ? So and Thus Now, and since sine is positive and cosine negative we know the reference angle is in QII. Thus Then So Can you solve it from here? (Please note that there are five answers to this.) -Dan
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