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Question

Mathematics Question on complex numbers

Let S = zCi,2i:z2+8iz15z23iz2R\\{z \in C-\\{i,2i\\}:\frac{z^2+8iz-15}{z^2-3iz-2}\in R\\} if α1311iS,aR0\alpha-\frac{13}{11}i\in S, a \in R-{0}, then 242α2242\alpha^2 is equal to ____.

Answer

The Answer is: 1680