Use the Binomial Theorem to Expand the Binomial $( z - y ) ^ { 4 }$

question 47

Multiple Choice

Use the binomial theorem to expand the binomial. $( z - y ) ^ { 4 }$

• A) \(z ^ { 4 } - 4 z ^ { 3 } y + 6 z ^ { 2 } y ^ { 2 } - 4 z y ^ { 3 } + y ^ { 4 }\)
• B) \(z ^ { 4 } - 4 z ^ { 3 } y + 4 z ^ { 2 } y ^ { 2 } - 4 z y ^ { 3 } + y ^ { 4 }\)
• C) \(z ^ { 4 } - 3 z ^ { 3 } y - 3 z y ^ { 3 } + y ^ { 4 }\)
• D) \(z ^ { 4 } - y ^ { 4 }\)
• E) \(z ^ { 4 } + 4 z ^ { 3 } y + 6 z ^ { 2 } y ^ { 2 } + 4 z y ^ { 3 } + y ^ { 4 }\)

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Definitions:

Normal Profits

The minimum level of profit needed for a company to remain competitive in the market, often considered as the break-even point.

Pure Competition

A market structure characterized by a large number of small firms, homogeneous products, and ease of entry and exit, leading to price taking behavior.

Production Costs

The total expense incurred in manufacturing a product or providing a service, including materials, labor, and overhead costs.

Pure Competition

A market structure characterized by a large number of small firms producing identical products with no barriers to entry or exit.