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QUESTION 4 when the garage door is open. A garage door has two springs, one on each side of the door. A force of 20

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QUESTION 4 when the garage door is open. A garage door has two springs, one on each side of the door. A force of 20 pounds is required to stretch each spring 2 feet. How many foot/pounds of work is done by the pair of springs if each spring stretches 5 feet from its natural length

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