Express the Sum Using Summation Notation $\sum _ { k = 2 } ^ { 4 } k ( k - 7 )$

question 39

Multiple Choice

Express the sum using summation notation.
- $\sum _ { k = 2 } ^ { 4 } k ( k - 7 )$

• A) \(- 3\)
• B) \(- 40\)
• C) \(- 22\)
• D) \(- 34\)

Describe various types of marriage, family formations, and residence patterns found worldwide.

Explain the cultural significance and adaptive values of practices such as polygyny, same-sex marriage, and fraternal polyandry.

Identify the biological and social implications of incest and the incest taboo.

Compare and contrast the economic and social roles of marriage arrangements like bride-price and dowry.

---

Definitions:

Granules

Small particles or grains, often referring to a form of medication or chemicals.

Microorganisms

Tiny, often microscopic, life forms including bacteria, viruses, fungi, and protozoa, that can have diverse effects on living organisms.

Moist Environment

A setting or condition with increased levels of moisture or humidity, often required for specific medical treatments or wound healing.

Electrolyte Imbalance

A condition where the levels of electrolytes (salts and minerals, such as potassium, sodium, and magnesium) in the body are either too high or too low, affecting bodily functions.