Class 11Mathematics4-1.Complex numbers Integral power of iota, Algebraic operations and Equality of complex numbers
MediumIf $z$ and $z'$ are complex numbers such that $z \cdot z' = z$,then $z' = $
- A$0 + 0i$
- B$1 + 0i$
- C$0 + i$
- D$1 + i$
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