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Mathematics 11 Online
OpenStudy (anonymous):

when z belongs to C, what does C means?

OpenStudy (anonymous):

complex nos

OpenStudy (anonymous):

but, z also means complex nos

OpenStudy (anonymous):

z belongs to C means z is a complex nos

OpenStudy (anonymous):

yes , thanks..

OpenStudy (anonymous):

C is the set of all complex numbers. z is often used to denote a single complex number.

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