| Exam Board | Edexcel |
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| Module | C2 (Core Mathematics 2) |
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| Year | 2007 |
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| Session | June |
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| Topic | Exponential Equations & Modelling |
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6. (a) Find, to 3 significant figures, the value of \(x\) for which \(8 ^ { x } = 0.8\).
(b) Solve the equation
$$2 \log _ { 3 } x - \log _ { 3 } 7 x = 1$$