OCR C2 2009 June — Question 3

Exam BoardOCR
ModuleC2 (Core Mathematics 2)
Year2009
SessionJune
TopicExponential Equations & Modelling
3 Use logarithms to solve the equation \(7 ^ { x } = 2 ^ { x + 1 }\), giving the value of \(x\) correct to 3 significant figures.
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