| Exam Board | OCR |
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| Module | H240/03 (Pure Mathematics and Mechanics) |
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| Year | 2023 |
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| Session | June |
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| Topic | Exponential Equations & Modelling |
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1 Using logarithms, solve the equation
\(4 ^ { 2 x + 1 } = 5 ^ { x }\),
giving your answer correct to \(\mathbf { 3 }\) significant figures.