**Factors Of 400**

Square equation! 400 factors that add up to 9? 3

I'm working on a square equation. The equation is 0 = x29x400.

Adding an element of 400 to 9 can make it negative or positive. I think it should have two negative numbers. Thank you very much!

25 and 16 positive

400. Agent

Square formula: ax * 2 + bx + c = 0

x = (root b + o) / 2a

x = 25 or 16

There should be 2 different symbols, because b and c are ve.