Substitution and rearranging
| Paper | Question Topic | Written Solution | Video Solution |
|---|---|---|---|
| 2009-06-01 EdExcel 1380-4H | Q06 Substitution and rearranging | Yes | No |
| 2013-03-04 EdExcel 1MA0-2H | Q14 Substitution and rearranging | No | Yes |
| 2014-06-09 EdExcel 1MA0-1H | Q12 Substitution and rearranging | No | Yes |