The sum of a finite geometric series
Mathematics · Grade 11 · about 40 minutes
Derive the sum of the first n terms for a ratio that is not 1, and use the separate rule when every term is the same.
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- 9 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
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