أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
1+1=3 is reference in business field or management field and used rarely ,1+1=3 is basically called the third mind".sometimes used as reference to this idea " third mind" which often occur between two people when ever there is something creative argument or discussion is held !
if you want there many ways to prove by algebra way same as we can prove2=1 by using algebra