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Problem 1.7 Velocity in 2d polar coordinates The aim is to show that ?(t + At) 7(t) = r'(t)AtE}(t) + r(t) gb(t)At?(t) + 0(At2) .

Problem 1.7 Velocity in 2d polar coordinates

The aim is to show that ?(t + At) 7(t) = r'(t)AtE}(t) + r(t) gb(t)At?(t) + 0(At2) . In order to do so, consider the representation _, _ r(t) cos

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