Factor the Expression Completely $4 r ^ { 2 } - 4 r s - 35 s ^ { 2 }$

question 60

Multiple Choice

Factor the expression completely. $4 r ^ { 2 } - 4 r s - 35 s ^ { 2 }$

• A) \(\quad ( 7 r - 2 s ) ( 2 r + 5 s )\)
• B) \(\quad ( 2 r - 7 s ) ( 2 r + 5 s )\)
• C) \(\quad ( 2 r + 7 s ) ( 2 r - 5 s )\)
• D) \(\quad ( 2 r - 7 s ) ( 5 r + 2 s )\)

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Definitions:

Differentiated Products

Goods or services that are distinguished from each other by specific features, branding, or quality, making them non-perfect substitutes in the eyes of consumers.

Competitive Market

A market structure characterized by a large number of buyers and sellers, wherein no single entity has significant power to dictate market conditions.

Free Entry

is a market condition where any business can enter the industry without facing significant barriers, promoting competition.

Equilibrium Price

The price at which the quantity of goods supplied equals the quantity demanded.