Minimo común múltiple de dos a mas polinomios y binomio de Newton

1: 3x+3,6x-6
2: a*3+a*2b,+2a*2,b+ab*2
3: x*3-y*3,(x-y)*3
4: 5(x+y)*2,10(x*2+y*2)
5: 6a*2+13a+6,3a*2+14a+8,4+12a+9a*2
6: 2m*2+2mn,4mn-4n*2,6m*3n-6mn*3
7: 17mn+8m-3n-2,48m*2n-3n+32m*2-2,6n*2-5n-6
8: 2x*2+5xy-2y*2,15x*2+13xy+2y*2,20*2-xy-y*2
9: m*3-27m*3,m*2-9n*2,m*2-6mn+9n*2,m*2+3mn+9n*2
10:(2+3x)*4
11:(2-3y)*4
12:(4-x)*7
13:(x-3)*6
14:(x-2y)*4
15:(2-3x)*4

*1,*2,*3...etc. Son potencias.