| Exam Board | Edexcel |
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| Module | C1 (Core Mathematics 1) |
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| Year | 2012 |
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| Session | June |
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| Topic | Indices and Surds |
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3. Show that \(\frac { 2 } { \sqrt { } ( 12 ) - \sqrt { } ( 8 ) }\) can be written in the form \(\sqrt { } a + \sqrt { } b\), where \(a\) and \(b\) are integers.