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# Solution: At what extreme rates in fps is P moving along the curve?

#### Problem Statement: EE Board April 1997

The coordinates (x, y) in feet of a moving particle P are given by x = cost โ 1 and y = 2sint โ 1, where t is the time in seconds. At what extreme rates in fps is P moving along the curve?

• A. 3.64 m/s
• B. 3.94 m/s
• C. 4.24 m/s
• D. 4.46 m/s

The extreme rates in fps is P moving along the curve are 2 and 1

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