Question: (Evaluate followings for z = 2 - i) a) z c) z-n e) |z|2 g) z z b) d) z + 2z + 5z

(Evaluate followings for z = 2 - i) a) z" c) z-n 



(Evaluate followings for z = 2 - i) a) z" c) z-n e) |z|2 g) z z b) d) z + 2z + 5z + 4 - 2i f) (z) h) Arg(z-2) + Arg(z + i)

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