Higher June 2019 Paper 3 Q7
7 Work out \(\sqrt{\dfrac{2.5 \times \sin 43^\circ}{8.2^2 - 50.5}}\)
Give your answer correct to 3 significant figures. (2)
| Answer | Mark | Mark scheme |
|---|---|---|
| 0.319 | M1 | for partial method eg 1.70(499…) or 16.74 or \(\dfrac{837}{50}\) or 0.101(8516...) or 0.102 or 0.32 |
| A1 | for 0.319(1419…) |
Additional guidance
Accept 0.319 or better. Condone incorrect digits after the 0.319; isw incorrect rounding if 0.319(1419…) is shown in working.