4400 Higher November 2010 Paper 3 Q2
2
(a) Expand
(i) \(4(c - 3)\) (1)
(ii) \(d(d^2 + 4)\) (2)
(b) Factorise \(3x - 2x^2\) (2)
| Scheme | Marks |
|---|---|
| (i) Answer: \(4c - 12\) | B1 |
| (ii) Answer: \(d^3 + 4d\) | B2 |
| (3) |
Notes
B2: B1 each term
| Scheme | Marks |
|---|---|
| \(x(3 - 2x)\) | B2 |
| (2) | |
| (5 marks) |
Notes
B2: B1 for \(x\)(expression with one correct term)