Factorize:
54x6y+2x3y4
54x6y+2x3y4=2x3y(27x3+y3)=2x3y[(3x)3+(y)3]=2x3y(3x+y)[(3x)2−3x×y+y2]=2x3y(3x+y)(9x2−3xy+y2)