1MA0 Higher November 2016 Paper 2 Q7
7 On the grid, draw the graph of \(y = 8 - 2x\) for values of \(x\) from \(-1\) to 4
(3)
| Working | Answer | Mark | Notes | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| \(y = 8 - 2x\) drawn | 3 | B3 for a correct line between \(x = -1\) and \(x = 4\) OR B2 for a correct straight line segment through at least 3 of \((-1, 10)\), (0, 8), (1, 6), (2, 4), (3, 2), (4, 0) or for all of these points plotted but not joined or for a line drawn with a negative gradient through (0, 8) and clear intention to use of a gradient of \(-2\), eg line through (0,8) and (0.5, 6) OR B1 for at least 2 correct points stated or plotted or for a line drawn with a negative gradient through (0, 8) or a line with gradient \(-2\) |