Find the Sum of the Convergent Series $\sum _ { n = 0 } ^ { \infty } 9 \left( \frac { 8 } { 9 } \right) ^ { n }$

question 94

Multiple Choice

Find the sum of the convergent series. $\sum _ { n = 0 } ^ { \infty } 9 \left( \frac { 8 } { 9 } \right) ^ { n }$

• A) \(81\)
• B) \(63\)
• C) \(72\)
• D)9
• E)8

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Definitions:

Oligopolistic Industry

A market structure characterized by a small number of firms dominating the industry, leading to limited competition.

Collude

To cooperate or conspire, especially in a secretive way, with others to deceive or cheat.

Herfindahl Indexes

A measure of market concentration used to determine the level of competition among firms within an industry, calculated by summing the squares of the market shares of each firm.

Concentration Ratio

A measure of the total market share that is controlled by a specified number of the largest firms within an industry, indicating the level of market competition.