4400 Higher June 2006 Paper 3 Q21
21 \((1 + 3\sqrt{5})^2 = p + q\sqrt{5}\) where \(p\) and \(q\) are integers.
Find the value of \(p\) and the value of \(q\).
(2)
| Scheme | Marks |
|---|---|
| 46 | B1 |
| 6 | B1 |
| (2) | |
| (2 marks) |
Notes
B1: Condone \(6\sqrt{5}\)
Award B1 + B1 for \(46 + 6\sqrt{5}\) seen and isw