Use the Formula For $$\mathrm { S } _ { \mathbf { n } }$$

question 301

Multiple Choice

Use the formula for $$\mathrm { S } _ { \mathbf { n } }$$ to find the sum of the first five terms of the geometric sequence.
-1, 3, 9, 27, . . .

• A) 122
• B) 121
• C) 131
• D) 124

---

Definitions:

General Manager

A high-ranking executive who is responsible for overseeing the daily operations of a business and making crucial decisions.

Salespeople

Individuals who are responsible for selling products or services, often working on commission and representing a company in dealings with customers.

Pearson Correlation

A measure of the linear correlation between two variables, giving a value between -1 and 1 where 1 implies a perfect positive linear relationship, -1 implies a perfect negative linear relationship, and 0 implies no linear correlation.

Regression Line

A linear representation that best fits the distribution of data points in scatter plotting, predicting the relationship between dependent and independent variables.