A social system with a reliable food source and with established laws, customs, and job specialization.
Source: Harcourt School Publishers
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The complex roots of an equation are the complex numbers that are solutions to the equation.
#include<iostream.h> #include<conio.h> class complex { int r; int i; public: complex() { } complex(int a,int b) { r=a;i=b; } friend complex operator+(complex,complex); friend show(complex); complex operator+(complex c1,complex c2) { complex c3; c3.r=c1.r+c2.r; c3.i=c1.i+c2.i; return(c3); } show(complex c) { cout<<c.r<<"i+"<<c.i<<endl; } void main() { complex a,b,c; clrscr(); a.complex(3,6); b.complex(4,7); c=a+b; show(a); show(b); show(c); getch() }
The Sumerians (Sumerian Civilization) was the first to develop algebra and geometry
whet is real and complex plane
the answer is me :number 2 pencilsyour mindhistory of civilization according to c.e.m.joad