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If ω and ω2 are non-real cube roots of unity, and √−1=i, then ∣∣∣∣∣11+i+ω2ω21−i−1ω2−1−i−i+ω−1−1∣∣∣∣∣= |
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Answer» If ω and ω2 are non-real cube roots of unity, and √−1=i, then |
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