//EX2_6 Factor C'D + C'E' + G'H

//clears the screen
clc

//clears already existing variables
clear

//Using ordinary distributive law
disp('C''D + C''E'' + G''H = C''(D + E'') +G''H')
//Now applying second distributive law
disp('= (C'' +G''H)((D + E'') + G''H)')
//Now identify X , Y and Z in each expression and complete the factoring
disp('= (C'' + G'')(C'' H)(D + E'' G'')(D + E'' +H)')