complex number – InterviewSolution

1.	complex number
Answer» Acomplex numberis anumberthat can be expressed in the forma+bi, whereaandbare real numbers, andiis a solution of the equationx2= −1. Because noreal numbersatisfies this equation,iis called animaginary number. For the complex numbera+bi,ais called thereal part, andbis called theimaginary part.

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