4MA0 Foundation June 2014 Paper 1R Q20
20
(a) Complete the table of values for \(y = x^2 - 5x + 4\)
(2)
| \(x\) | 0 | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|
| \(y\) | −2 | 4 |
(b) On the grid, draw the graph of \(y = x^2 - 5x + 4\) for all values of \(x\) from \(x = 0\) to \(x = 5\)
| Scheme | Marks |
|---|---|
| 4, 0, (−2), −2, 0, (4) | B2 |
| (2) |
Notes
B2: Award B1 for any 2 correct.
| Scheme | Marks |
|---|---|
| (0, 4), (1, 0), (2, −2), (3, −2), (4, 0), (5, 4) | M1 |
| correct curve | A1 |
| (2) | |
| (Total 4 marks) |
Notes
M1: Plot points correctly (half square tolerance).
ft their table
A1: Correct curve through correct points.
Do not allow straight lines joining points.