Question: Inequalities and equality Prove and explain the name |z 1 + z 2 | 2 + |z 1 - z 2 | 2 = 2(|z

Inequalities and equality

Prove and explain the name

|z1 + z2|2 + |z1 - z2|2 = 2(|z1|2 + |z2|2).

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