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Question 8

Find, giving your answer to 3 significant figures where appropriate, the value of x x\,x for which

a.

3x=53^x = 53x=5 ,

[2]
b.

log⁡2(2x+1)−log⁡2x=2\log_2 (2x + 1) - \log_2 x = 2log2​(2x+1)−log2​x=2 .

[4]
Markscheme

Logs Questions

  1. A Level
  2. /Old Maths
  3. /Logs

9 exam-style questions on Edexcel A Level Old Maths Logs. Each one has a worked solution and a mark scheme showing where the marks go.

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