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X^4+64=0, solve for x , real and otherwise 

 Sep 22, 2021
 #1
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The roots are $1 + \sqrt{2} i$, $1 - \sqrt{2} i$, $-1 + \sqrt{2} i$, $-1 - \sqrt{2} i$.

 Sep 22, 2021
 #2
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Can you explain 

Guest Sep 22, 2021

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