Solve the Equation by Completing the Square $$x ^ { 2 } + 3 x - 9 = 0$$

question 30

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 3 x - 9 = 0$$

• A) \[\frac { - 3 - 3 \sqrt { 5 } } { 2 }\]
• B) \[- 3 \pm 3 \sqrt { 5 }\]
• C) \[\frac { 3 + 3 \sqrt { 5 } } { 2 }\]
• D) \[\frac { - 3 \pm 3 \sqrt { 5 } } { 2 }\]

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Definitions:

Social Class Segmentation

A marketing strategy that divides the market into different segments based on social class, targeting consumers based on their social status, lifestyle, and economic factors.

Market Strategists

Professionals who develop plans and tactics to promote and sell products or services, aiming to maximize market share and profit.

Status Inconsistency

A situation where an individual's social position has elements that are ranked differently in terms of status.

Median

The middle value in a data set where half the numbers are higher and half are lower, or a central point or value.