Intermediate June 2017 Unit 2 Q11
11.
(a) Calculate \(\sqrt{8{\cdot}5^3 + (4{\cdot}5 - 0{\cdot}76)^2}\), correct to 3 significant figures. [2]
(b) Calculate the reciprocal of \(-0{\cdot}07\), correct to 1 decimal place. [2]
| Scheme | Marks | Comments |
|---|---|---|
| 25·1 | B2 | B1 for 25(·….). |
| Scheme | Marks | Comments |
|---|---|---|
| −14·3 | B2 | B1 for 14·3 OR −14·2(…..) |