Higher June 2017 Paper 3 Q13
13
Write down the three inequalities that define the shaded region. (4)
| Answer | Mark | Notes |
|---|---|---|
| \(y \geqslant -2\), \(y \geqslant x\) and \(y \leqslant 0.5x + 1\) | M1 | \(y = -2\) indicated; accept any inequality for “=” |
| M1 | \(y = x\) oe indicated; accept any inequality for “=” | |
| M1 | \(y = 0.5x + 1\) oe indicated; accept any inequality for “=” | |
| A1 | \(y \geqslant -2\), \(y \geqslant x\) and \(y \leqslant 0.5x + 1\) |