I have a question about the following.
$|A+B|^2$, where $A, B $ is complex number. The question is , when can
$|A+B|^2$ be equal to $|A|^2 + |B|^2$?
2026-03-29 02:37:00.1774751820
Absolute value of the sume of two complex number
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HINT: Vectors $A$ and $B$ are orthogonal.