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Question Number 47523 by hassentimol last updated on 11/Nov/18

$$\mathrm{I}\mathrm{have}\mathrm{a}\mathrm{question},$$$$\mathrm{Can}\mathrm{we}\mathrm{consider}\mathrm{as}\mathrm{a}\mathrm{complex}\mathrm{number}\mathrm{a}$$$$\mathrm{number}\mathrm{if}\mathrm{its}\mathrm{real}\mathrm{part}\mathrm{or}\mathrm{his}\mathrm{imaginary}$$$$\mathrm{part}\mathrm{is}\mathrm{null}?$$$$\mathrm{For}\mathrm{example}:$$$$a+bi$$$$\mathrm{where}\mathrm{a}=0\mathrm{xor}\mathrm{b}=0.$$$$\mathrm{for}\mathrm{example},$$$$\mathrm{a}=7\mathrm{and}\mathrm{b}=0$$$$7+0i=7$$$$\mathrm{So},\mathrm{is}\mathrm{a}\mathrm{whole}\mathrm{number}\mathrm{for}\mathrm{example}\mathrm{may}\mathrm{be}$$$$\mathrm{considered}\mathrm{as}\mathrm{a}\mathrm{complex}\mathrm{number}?$$

Commented by maxmathsup by imad last updated on 11/Nov/18

$$youarewelcome$$

Commented by maxmathsup by imad last updated on 11/Nov/18

$$yesallrealnumberisacomplexnumberR\subset C.$$

Commented by hassentimol last updated on 11/Nov/18

$$\mathrm{Thank}\mathrm{sir},\mathrm{I}\mathrm{had}\mathrm{a}\mathrm{doubt}\mathrm{about}\mathrm{it}.$$

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