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How should I solve this? 

 Jun 8, 2020
 #1
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1 - sqrt(2) e^(-(i π)/24) ≈ 1.40211 -0.18459 i
2 - sqrt(2) e^((11 i π)/24) ≈ 0.18459 + 1.40211 i (principal root)
3 - sqrt(2) e^((23 i π)/24) ≈ -1.4021 + 0.18459 i
4 - sqrt(2) e^(-(13 i π)/24) ≈ -0.18459 -1.4021 i

 Jun 8, 2020

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