InterviewSolution
Saved Bookmarks
| 1. |
Factorise:3ab + 3a + 2b + 2 |
|
Answer» 3ab + 3a + 2b + 2 = [3 × a × b + 3 × a] + [2 × b + 2] = 3 × a [b + 1] + 2 [b + 1] = (b + 1) (3a + 2) |
|