8.2. Infinite Series http://www.ck12.org
- Suppose∑∞k= 1 Ukis a convergent series and∑∞k= 1 Vkis a divergent series. Explain why∑∞k= 1 (Uk+Vk)and
∑∞k= 1 (Uk−Vk)both diverge. - Give an example of a geometric series whose sum is−3.
- Give an example of a telescoping sum whose sum is 4.
Keywords
- infinite series
- sequence of partial sums
- convergence
- divergence
- geometric series
- ratio of geometric series
7.nth-Term Test - reindexing