1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 = 55
26
The numbers are -10 and -70
18
{1,2,3,4,5,6,7,8,9,45} if added together.
5+5 By quadratic equation the two numbers (roots) are: 8.872983346 and 1.127016653 Added together = 10 Multiplied = 10
The answer is 1.127 and 8.873 (approx).
-66
50
The numbers are 10 and 5.2
50
9 and 1
The numbers are 1 and 10.