A V8 Car Engine Is Coupled to a Dynamometer and the Horsepower

question 9

Multiple Choice

A V8 car engine is coupled to a dynamometer and the horsepower y is measured at different engine speeds x (in thousands of revolutions per minute) . The results are shown in the table below. Use the model to approximate the horsepower when the engine is running at 5500 revolutions per minute. Round your answer to two decimal places.

• A) 260.77 hp
• B) 262.73 hp
• C) 262.36 hp
• D) 261.38 hp
• E) 261.91 hp

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Definitions:

Controlled Substance

A drug or chemical whose manufacture, possession, or use is regulated by a government due to its potential for abuse or addiction.

Potassium Channels

Protein structures that allow the passage of potassium ions across cell membranes, crucial for various physiological processes.

Psychological Dependence

A condition characterized by a perceived need to use a substance for its mental effects, often leading to cravings and emotional reliance on the substance.

Schedule III

A classification of drugs that have a moderate to low potential for physical and psychological dependence.