Factor
- $$u ^ { 2 } - 4 u v - 21 v ^ { 2 }$$

question 135

Multiple Choice

Factor.
- $$u ^ { 2 } - 4 u v - 21 v ^ { 2 }$$

• A) \(( u + 3 v ) ( u - 7 v )\)
• B) \(( u - 3 v ) ( u + v )\)
• C) \(( u - v ) ( u + 7 v )\)
• D) \(( u - 3 v ) ( u + 7 v )\)

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Definitions:

Total Costs

The sum of all expenses incurred by a business in producing goods or services, including fixed and variable costs.

Prime Cost

Direct materials cost plus direct labor cost.

Cost Of Goods Manufactured

The total expense incurred to produce goods over a specific period, including labor, materials, and overhead.

Gross Margin

The difference between sales revenue and the cost of goods sold, indicating the financial health of a company's core activities.