In Exercises prove the property. In each case, assume r, u, and v are differentiable vector-valued functions
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In Exercises prove the property. In each case, assume r, u, and v are differentiable vector-valued functions of t in space, w is a differentiable real-valued function of t, and c is a scalar.
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- [r(t) × r'(t)] = r(t) × r”(t) dt
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