Question: a. Show that if u, v, and w are differentiable vector functions of t, then b. Show that Differentiate on the left and look for

a. Show that if u, v, and w are differentiable vector functions of t, thendt (u. V x W) = du dt v Xw + u


b. Show thatdv dt Xwu.v X dw dt


Differentiate on the left and look for vectors whose products are zero.

dt (u. V x W) = du dt v Xw + u dv dt Xwu.v X dw dt

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