) The region R in the Argand diagram is defined by z-1|≤|zi| and |z-2-2i|≤1. (i) Sketch the region R. (ii) If z describes the boundary of the region R, find: (a) The value of z when arg (z) has the smallest value. (B) z in the form of a + ib when arg (z-1) -1)=. 4

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