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Citrus2011 [14]
3 years ago
8

For complex numbers z, let [tex] \[f(z) = \left\{

Mathematics
1 answer:
Nina [5.8K]3 years ago
6 0

f(i)+f(1)+f(-1)+f(-i)=i^2+1+2+(-1)+2+(-i)^2=-1+3-1+2-1=2

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