Determine the Angle $\theta$ Through Which the Axes Are Rotated $17 x ^ { 2 } + 72 x y - 3 y ^ { 2 } = 77$

question 37

Multiple Choice

Determine the angle $\theta$ through which the axes are rotated.Round your answer to two decimal places.​ $17 x ^ { 2 } + 72 x y - 3 y ^ { 2 } = 77$ ​

• A) \(\theta = 79.87 ^ { \circ }\)
• B) \(\theta = 77.87 ^ { \circ }\)
• C) \(\theta = 80.87 ^ { \circ }\)
• D) \(\theta = 81.87 ^ { \circ }\)
• E) \(\theta = 78.87 ^ { \circ }\)

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Definitions:

Purely Competitive Market

Another term for a perfectly competitive market, emphasizing its features like a large number of small firms and identical products.

Marginal Revenue

The increased earnings resulting from the sale of one extra unit of a good or service.

Marginal Cost

The increased cost resulting from the production of an additional unit of a good or service.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs, indicating the actual profitability of the company beyond just accounting profit.