Higher June 2025 Paper 1 Q20
20 Express \(\quad \sqrt{44} + \sqrt{99} + \sqrt{275} \quad\) in the form \(a\sqrt{n} \quad\) where \(a\) and \(n\) are integers. [3 marks]
| Answer | Mark | Comments |
|---|---|---|
| \(2\sqrt{11}\) and \(3\sqrt{11}\) and \(5\sqrt{11}\) | M2 | M1 any one or two correct values |
| \(10\sqrt{11}\) | A1 | condone \(a = 10\) and \(n = 11\) |