4MA0 Foundation June 2017 Paper 2R Q15
15
(a) Simplify \(g \times 9 \times h\) (1)
(b) Simplify \(5a + 2m + 3a - 7m\) (2)
(c) Expand \(4(3 - 7c)\) (1)
(d) Factorise \(y^2 + 8y\) (1)
| Scheme | Marks |
|---|---|
| \(9gh\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(8a - 5m\) | B2 |
| (2) |
Notes
B2: B1 for \(8a\) or \(-5m\)
| Scheme | Marks |
|---|---|
| \(12 - 28c\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(y(y + 8)\) | B1 |
| (1) | |
| (5 marks) |