Saved Bookmarks
| 1. |
Add: a2 + ba - bc + c2 + 2cb-5ca + b2 + ac - 2ab |
|
Answer» a2 + ba - BC + c2 + 2cb - 5ca + B2 + ac - 2AB = a2 + b2 + c2 - 2ab + ba + 2cb - bc - 5ca + ac = a2 + b2 + c2 - ab + bc - 4ac Hope this answer will help you |
|