Use the FOIL Method to Multiply the Binomials $$( 9 x - y ) ( 7 x - 12 y )$$

question 114

Multiple Choice

Use the FOIL method to multiply the binomials. Assume any variable exponents represent whole numbers.
- $$( 9 x - y ) ( 7 x - 12 y )$$

• A) \(16 x ^ { 2 } - 115 x y + 12 y ^ { 2 }\)
• B) \(63 x ^ { 2 } - 115 x y - 12 y ^ { 2 }\)
• C) \(63 x ^ { 2 } + 115 x y + 12 y ^ { 2 }\)
• D) \(63 x ^ { 2 } - 115 x y + 12 y ^ { 2 }\)

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Definitions:

Flexible Budget

A budget that adjusts or flexes with changes in volume or activity levels, providing a more useful tool for performance evaluation compared to a static budget.

Cost Behavior

The study of how specific costs change in relation to changes in the levels of activity within a company, typically categorized into fixed, variable, and mixed costs.

Sales Variance

The difference between actual sales and budgeted or forecasted sales.