Factor the Trinomial Completely $x ^ { 2 } - 8 x - 240$

question 217

Multiple Choice

Factor the trinomial completely. $x ^ { 2 } - 8 x - 240$

• A) \(( x - 20 ) ( x - 12 )\)
• B) \(( x - 20 ) ( x + 12 )\)
• C) \(( x + 20 ) ( x - 12 )\)
• D) \(( x + 20 ) ( x + 12 )\)
• E) not factorable

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Definitions:

Elasticity

A measure of how much the quantity demanded or supplied of a good responds to a change in one of its determinants, such as its price.

Marginal Cost

Marginal cost is the increase in total production cost that arises from producing one additional unit of a product or service.

Subsidy

A financial contribution granted by the government or a public body to help an industry or business keep the price of a commodity or service low.

Marginal Costs

The increase in cost resulting from the manufacture of one additional unit of a good or service.