Intermediate June 2019 Unit 2 Q6
6.
(a) Factorise \(7ab + 11a\). [1]
(b) Factorise \(x^2 - 8x\). [1]
(c) Expand \(4y(2 - 3y)\). [2]
| Scheme | Marks | Comments |
|---|---|---|
| a(7b+11) | B1 | Allow 1a(7b + 11) |
| Scheme | Marks | Comments |
|---|---|---|
| x(x–8) | B1 | Allow 1x(x – 8) |
| Scheme | Marks | Comments |
|---|---|---|
| 8y – 12y2 | B2 | Must be an expression for B2. B1 for sight of 8y or −12y2. Mark final answer. |