Specimen 2020 Paper 2 Q4
4
(a) Circle the solution of \(\quad -3x \lt -18\) [1 mark]
- \(x \gt -6\)
- \(x \lt -6\)
- \(x \gt 6\)
- \(x \lt 6\)
(b) Circle the solution of \(\quad x^2 \geqslant 16\) [1 mark]
- \(x \geqslant -4\) or \(x \leqslant 4\)
- \(x \leqslant -4\) or \(x \geqslant 4\)
- \(x \geqslant -4\) or \(x \geqslant 4\)
- \(x \leqslant -4\) or \(x \leqslant 4\)
| Answer | Mark | Comments |
|---|---|---|
| \(x \gt 6\) | B1 |
| Answer | Mark | Comments |
|---|---|---|
| \(x \leqslant -4\) or \(x \geqslant 4\) | B1 |