A Plane Begins Its Takeoff at 2:00 P

question 5

Multiple Choice

A plane begins its takeoff at 2:00 P.M.on a 2200-mile flight.After 12.5 hours, the plane arrives at its destination.Explain why there are at least two times during the flight when the
Speed of the plane is 100 miles per hour.

• A)By the Mean Value Theorem, there is a time when the speed of the plane must equal the average speed of 303 mi/hr.The speed was 100 mi/hr when the plane was accelerating to
• 303 mi/hr and decelerating from 303 mi/hr.
• B)By the Mean Value Theorem, there is a time when the speed of the plane must equal the average speed of 152 mi/hr.The speed was 100 mi/hr when the plane was accelerating to
• 152 mi/hr and decelerating from 152 mi/hr.
• C)By the Mean Value Theorem, there is a time when the speed of the plane must equal the average speed of 88 mi/hr.The speed was 100 mi/hr when the plane was accelerating to 88
• Mi/hr and decelerating from 88 mi/hr.
• D)By the Mean Value Theorem, there is a time when the speed of the plane must equal the average speed of 117 mi/hr.The speed was 100 mi/hr when the plane was accelerating to
• 117 mi/hr and decelerating from 117 mi/hr.
• E)By the Mean Value Theorem, there is a time when the speed of the plane must equal the average speed of 176 mi/hr.The speed was 100 mi/hr when the plane was accelerating to
• 176 mi/hr and decelerating from 176 mi/hr.

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Definitions:

Caspian Sea

A large landlocked body of water between Europe and Asia, classified as the world's largest lake or a full-fledged sea.

Persian Gulf

A shallow marginal sea of the Indian Ocean between the Arabian Peninsula and Iran, noted for its strategic and economic importance.

Sea of Japan

A marginal sea between the Japanese archipelago, the Korean Peninsula, and Russia.

Persian Gulf

A shallow marginal sea of the Indian Ocean that lies between the Arabian Peninsula and Iran, known for its strategic and economic importance due to its oil reserves.