Geometric Series Discussion.notebook
September 07, 2011
9/7/11
Warm‐Up
Determine if each sequence is arithmetic, geometric, or neither.
If arithmetic, find the explicit formula and S13.
If geometric, find the explicit formula and the first 5 terms.
1) 0, 3, 8, 15, 24,...
2) 4, 13/3, 14/3, 5, 16/3,...
3) ‐4, 12, ‐36, 108, ‐324, ...
4) 1, 3, 6, 10, 15, ...
Sep 7­8:22 AM
Sep 7­8:38 AM
Sep 7­9:04 AM
Sep 7­8:52 AM
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