Solve
- $$x ^ { 3 } + x + 2 x ^ { 2 } + 2 = 0$$

question 228

Multiple Choice

Solve.
- $$x ^ { 3 } + x + 2 x ^ { 2 } + 2 = 0$$

• A) \(\{ 2 , - i , i \}\)
• B) \(\{ - 1,1,2 i , - 2 i \}\)
• C) \(\{ - 2 , - i , i \}\)
• D) \(\{ - 1,1,2 , - 2 \}\)

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Definitions:

Response Combinations

The possible outcomes or sets of responses available in a study or experimental design, often observed in surveys, psychological experiments, or statistical analyses.

Political Policy

A plan or course of action, as of a government, political party, or business, intended to influence and determine decisions, actions, and other matters.

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 (impossibility) and 1 (certainty).

Sample Space

The complete set of all possible outcomes of a random experiment or event.