-325
1, 11, 121, -1, -11, -121
20 and 30 All numbers have at least one common factor.
The GCF is 11.
The LCM of the two numbers is 35,827
-911
76
53
13
-325
-11
-291
1 and 11.
The only common factor is one.
29
The numbers are: 11 plus square root of 113 and 11 minus square root of 113
12 and 1