Foundation January 2019 Paper 2R Q11
11
(a) Factorise \(3x^2 - x\) (1)
(b) Expand \(4(2y + 3)\) (1)
\(C = 5a + 4d\)
(c) Work out the value of \(C\) when \(a = -3\) and \(d = 6\) (2)
\(P = 3t^2 + 7t\)
(d) Work out the value of \(P\) when \(t = -4\) (2)
| Scheme | Marks |
|---|---|
| \(x(3x - 1)\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(8y + 12\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 5 × −3 + 4 × 6 or for −15 or (+)24 | M1 |
| 9 | A1 |
| (2) |
Notes
M1: oe
| Scheme | Marks |
|---|---|
| 3 × \((-4)^2\) + 7 × −4 or for (+)48 or for −28 | M1 |
| 20 | A1 |
| (2) | |
| (6 marks) |
Notes
M1: oe