-105
Multiply first, then subtract, then add.
For the complex roots I got 1,2,-3
70: 1,2,5,7,10,14,35,<span>70
20: 1,2,4,5,10,20</span>
Sometimes when you’re doing math, it’s easier to line your numbers up when you have your ratio as a decimal! Hope it helped
Sqrt55. Use the pythagorean theorem; 3^2 + x^2 = 8^2
