CoPerform the indicated operations and write the results in the formof – InterviewSolution

InterviewSolution

1.

CoPerform the indicated operations and write the results in the formof a+ bi(2 +3)

Answer»

i) (2+3i)(2+3i) = 4 + 12i + 9i*i = 12i + 4 - 9 = -5+12i ii) (i+1)(i+1)(i+1) = i*i*i + 3i*i + 3i + 1 = -i - 3 + 3i + 1 = 2i - 2 = -2 + 2i

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