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If (1+i)^2 /(3 - i)=Z , then Re(z) =...

If `(1+i)^2 /(3 - i)`=Z , then `Re(z)` =

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CENGAGE PUBLICATION-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  3. If (1+i)^2 /(3 - i)=Z , then Re(z) =

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  13. Prove that z=i^i, where i=sqrt-1, is purely real.

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