Divide x6−y6 by the product of x2+xy+y2 and x−y.
Product of (x2+xy+y2) and (x−y)=(x−y)(x2+xy+y2)=x(x2+xy+y2)−y(x2+xy+y2)=x3+x2y+xy2−x2y−xy2−y3=x3−y3Now,(x6−y6)÷(x3−y3)=x3+y3x3−y3)¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯x6 −y6(x3+y3 x6−x3y3 − + ––––––––––––––– x3y3−y6 x3y3−y6 − + –––––––––– × ––––––––––