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this question is from complex numbers |
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Answer» Step-by-step EXPLANATION: |(az1 − bz2)|2 + |(bz1 + az2)|2 = a2 |z1|2 + B2|Z2|2 − 2 Re (AB)|z1\overline{z2} z2 | + b2 |z1|2 + a2|z2|2 + 2 Re (ab)|\overline{z1} z1 z2| = (a2 + b2) (|z1|2 + |z2|2) |
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