Answers

2016-08-04T16:51:51+08:00
1. 8, not a factor.
2. -2, not a factor.
3. 0, a factor.
4. -2, not a factor.
5. 0, a factor.
6. -55, not a factor.
7. 8, not a factor.
8. 0, a factor.
9. 0, a factor.
10. 0, a factor.
0