1MA0 Higher June 2013 Paper 2 Q19
19
(a) Factorise \(6 + 9x\) (1)
(b) Factorise \(y^2 - 16\) (1)
(c) Factorise \(2p^2 - p - 10\) (2)
| Answer | Mark | Notes |
|---|---|---|
| \(3(2 + 3x)\) | 1 | B1 for \(3(2 + 3x)\) |
| Answer | Mark | Notes |
|---|---|---|
| \((y + 4)(y - 4)\) | 1 | B1 for \((y + 4)(y - 4)\) |
| Answer | Mark | Notes |
|---|---|---|
| \((2p - 5)(p + 2)\) | 2 | M1 for \((2p \pm 5)(p \pm 2)\) A1 for \((2p - 5)(p + 2)\) |