Determine Whether the Series $\sum _ { n = 1 } ^ { \infty } \frac { 3 + ( - 1 ) ^ { n } } { 3 ^ { n } }$

question 65

Short Answer

Determine whether the series $\sum _ { n = 1 } ^ { \infty } \frac { 3 + ( - 1 ) ^ { n } } { 3 ^ { n } }$ is convergent or divergent. If it is convergent, find the sum.

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Definitions:

Variable Cost

Costs that change in proportion to the level of goods or services that a business produces.

Fixed Cost

Expenses that do not change in total regardless of the level of output or activity in a business, such as rent, salaries, and loan payments.

Dynamic Pricing

A pricing tactic that involves constantly updating prices to reflect changes in supply, demand, or market conditions.

Shrinkflation

The process of items shrinking in size or quantity while their prices remain the same or increase.