Factor by Grouping $$x ^ { 3 } + 2 x ^ { 2 } - 10 x - 20$$

question 39

Multiple Choice

Factor by grouping.
- $$x ^ { 3 } + 2 x ^ { 2 } - 10 x - 20$$

• A) \(\left( x ^ { 2 } + 2 \right) ( x - 10 )\)
• B) \(( x + 2 ) \left( x ^ { 2 } - 10 \right)\)
• C) \(( x + 2 ) \left( x ^ { 3 } - 10 x \right)\)
• D) \(( x - 2 ) \left( x ^ { 2 } - 10 \right)\)

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Definitions:

Thymosin

A hormone produced by the thymus gland, involved in the development and differentiation of T-cells in the immune system.

Imperative

Imperative refers to something of vital importance or necessity that demands attention or action.

Vocative

The vocative case is a grammatical feature used to denote direct addressing of someone or something, typically seen in languages that have a case system.

Passive

A grammatical voice where the subject of the sentence is the recipient of an action rather than the performer.