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CalculusQ&A LibrarySuppose that 4 Joules of work is needed to stretch a spring from its natural length of 11 cm to a length of 36 cm. a) How much work is needed to stretch the spring from 18 cm to 30 cm? W = " f(x)dx , where f(x): %3D and b W = J. b) How far (in meters) beyond its natural length would a force of 40 N keep the spring stretched? m.Start your trial now! First week only $4.99!*arrow_forward*

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