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Hooke's law and uncertainty (physics)

A researcher is using Hooke's law (F=-kx) to determine the spring constant of a spring. The spring is stretched by a force of 2.00+-.05 N and the length the spring changes is measured with a standard...

Distance story problem

Did I solve this correctly?   Lily is at Buckingham Fountain, (5,-5) and wants to meet David, who is at Millennium Park, (2,1), for lunch.  They want to meet at the landmark that...

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