Foundation June 2023 Paper 1 Q19
19 Calculate.
\[\sqrt{5.2^2 - 4.8 \times -6.3}\]Give your answer correct to 3 significant figures. [2]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 7.57 | 2 | B1 for 7.56[8…] or \(\dfrac{2\sqrt{358}}{5}\) or 7.570 If 0 scored SC1 for their positive answer to more than 3 figures correctly rounded to 3 s.f. | Must see unrounded value |