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1.5.5 Exponentials and logarithms

Hard
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Question 5

For u>0 u>0\,u>0 and v>0v>0v>0, prove that log⁡au=log⁡av\log_a u=\log_a vloga​u=loga​v implies u=vu=vu=v, and state why this supports equating logarithm arguments.

[4]
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1.5.5 Exponentials and logarithms Questions

  1. A Level
  2. /Maths
  3. /1.5.5 Exponentials and logarithms

8 exam-style questions on CCEA A Level Maths 1.5.5 Exponentials and logarithms. Each one has a worked solution and a mark scheme showing where the marks go.

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