jason-martin_60a020e315b1e
jason-martin_60a020e315b1e
About
- Username
- jason-martin_60a020e315b1e
- Joined
- Visits
- 0
- Last Active
- Roles
- Member
Comments
-
x² + 10x + 21 = x² + 10x + 21 + 4 - 4 = x² + 10x + 25 - 4 = (x + 5)^2 - 4 é isso que quer?