10. If z, = 2 - i, z2 = 1 + i, find21+z2+121 – 22 +1. – InterviewSolution

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10. If z, = 2 - i, z2 = 1 + i, find21+z2+121 – 22 +1.

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Answer:

21+1+1=23

21-22+1=21-21=0

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