-103
There aren't any two numbers that do that. The closest would be 6 and -17 which multiply to -102 but add to -11 (possibly that's what you meant instead of -1?).
102
-1
1
3.5903 and 28.4097 (to 4 dp).
-1
4 1
6
-5 and -1
6 and 1
-10 and 1
10 and -9
1, 1, 1, 1 and 3