| Exam Board | AQA |
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| Module | C1 (Core Mathematics 1) |
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| Year | 2009 |
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| Session | January |
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| Topic | Indices and Surds |
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3
- Express \(\frac { 7 + \sqrt { 5 } } { 3 + \sqrt { 5 } }\) in the form \(m + n \sqrt { 5 }\), where \(m\) and \(n\) are integers.
- Express \(\sqrt { 45 } + \frac { 20 } { \sqrt { 5 } }\) in the form \(k \sqrt { 5 }\), where \(k\) is an integer.