Solve Give Exact Solutions $$( x + 6 ) ^ { 2 } = 20$$

question 20

Multiple Choice

Solve. Give exact solutions.
- $$( x + 6 ) ^ { 2 } = 20$$

• A) \(2 \sqrt { 5 } - 6,2 \sqrt { 5 } + 6\)
• B) \(- 6 + 2 \sqrt { 10 } , - 6 - 2 \sqrt { 10 }\)
• C) \(2 \sqrt { 5 } , - 2 \sqrt { 5 }\)
• D) \(- 6 + 2 \sqrt { 5 } , - 6 - 2 \sqrt { 5 }\)

---

Definitions:

Negative Externalities

The cost that affects a party who did not choose to incur that cost, often associated with production or consumption of goods and services, such as pollution.

Underallocated

Refers to a situation where resources are not enough or not effectively distributed for the production of goods and services, leading to inefficiencies.

Cost-Benefit Analysis

A systematic approach to estimating the strengths and weaknesses of alternatives used to determine options that provide the best approach to achieve benefits while preserving savings.

Economic Project

An undertaking, often with a definable objective, time frame, and set of resources, designed to achieve specific economic outcomes.