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Sec7.6 Work: Problem 4 (1 point) Book Problem 7 Suppose that 7 Joules of work is needed to stretch a spring from its natural length

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Sec7.6 Work: Problem 4 (1 point) Book Problem 7 Suppose that 7 Joules of work is needed to stretch a spring from its natural length of 10 cm to a length of 34 cm. a) How much work is needed to stretch the spring from 19 cm to 30 cm? W=f.\"f(x)dx. whereflx) : ,a : ,andb : W: J. b) How far (in meters) beyond its natural length would a force of 35 N keep the spring stretched? Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining

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