4MA0 Higher January 2018 Paper 3 Q2
2
(a) Use your calculator to work out the value of \[\sqrt{\dfrac{8.9 + 2.345}{0.76 \times 2.9}}\] Write down all the figures on your calculator display. (2)
(b) Give your answer to part (a) correct to 2 significant figures. (1)
| Scheme | Marks |
|---|---|
| M1 | |
| 2.2587(80006..) | A1 |
| (2) |
Notes
M1: for 11.245 or 2.204 or 5.102087.. or 2.2587... rounded or truncated to 2 or more decimal places
| Scheme | Marks |
|---|---|
| 2.3 | B1ft |
| (1) |
Notes
B1ft: ft from (a) as long as from at least 3sf