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I've gotten my answer for this problem that I am currently working on, but I need to write it in a+bi form where a and b are real numbers. So how do I write both (-4)^1/4 and -(-4)^1/4 in a+bi form?

 Jul 18, 2020
 #1
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Try using exponential form.

 Jul 18, 2020
 #2
avatar+27605 
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\(\sqrt[4]{4}\)  i       

-\(\sqrt[4]{4}\)  i  

 Jul 18, 2020
 #3
avatar+31085 
+1

There are four possibilities, illustrated by the following:

 

 Jul 19, 2020
edited by Alan  Jul 19, 2020

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