Saved Bookmarks
| 1. |
factorise the following x² - 14 x + 45 |
|
Answer» x2-14x+45 x2-9x-5x+45 x(x-9)-5(x-9) (x-5)(x-9) Now: x-5=0 x = 5 x-9 = 0 x = 9 |
|