Evaluate the Sum $$\sum _ { k = 3 } ^ { 6 } \frac { \left( k ^ { 2 } - 2 \right) } { 2 }$$

question 570

Multiple Choice

Evaluate the sum. Round to two decimal places, if necessary.
- $$\sum _ { k = 3 } ^ { 6 } \frac { \left( k ^ { 2 } - 2 \right) } { 2 }$$

• A) 78
• B) 40
• C) 21
• D) 39

---

Definitions:

Mentally Competent

The legal and psychological ability of a person to make decisions or carry out tasks with an understanding of the consequences.

Suicide Rates

The statistical measure of the number of suicide deaths in a specified population, often expressed per 100,000 individuals.

Whites

A term that can refer to individuals of European descent but is broadly used in various contexts with different meanings and should be approached with cultural and societal awareness.

Native Americans

Indigenous peoples of the United States, including both Native American tribes and Alaska Natives.