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Find all complex numbers  such that z4 = -4

 

Note: All solutions should be expressed in the form a+bi, where a and b are real numbers.
 

 Dec 12, 2020
 #1
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This has been asked about a half of a dozen times in the last 6 months......search to see if you can find the explanation of the answer...

    here are TWo of th answers

-1+i

-1-i

 Dec 12, 2020
 #2
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https://web2.0calc.com/questions/find-all-complex-numbers-z-such-that-z-4-4-please-help-and-tysm

 Dec 12, 2020

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