WASSCE Mathematics · Numbers & Numeration
Logarithms
Using logs to simplify calculations and solve equations.
- lessons
- 7
- of study
- 1 h 26 min
- free to read
- 1
Across the topic: 16 sections · 9 worked examples · 1 diagram
Topic content
Lessons in this topic
7 lessons · 1 h 26 min
- 1Logarithms: meaning and the link with indices15 minFree15 minFree
- The relationship between indices and logarithms
- Reading logarithm notation
- Converting between index and log forms
- Computing simple logarithms
- Key facts to memorise
- Domain — what can go inside a log?
- Why logarithms exist — historical context
- Common logarithm — base 10
- Practice problems
- What's next
3 worked examples · 1 diagram
- 2The Laws of Logarithms13 min Plan13 min Plan
- 3Laws of logarithms, log equations and calculations7 min Plan7 min Plan
- The laws of logarithms
- Simplifying and evaluating
- Using given values
- Solving logarithmic equations
- Solving a^x = b
- Calculating with common logarithms
6 worked examples
- 4Common Logarithms and the Log Table12 min Plan12 min Plan
- 5Using Logarithms for Computation13 min Plan13 min Plan
- 6Logarithmic Equations12 min Plan12 min Plan
- 7Logarithms: The WAEC Trap14 min Plan14 min Plan
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