Question: It is given = ++ k, v = - -k and w = k. 2 (a) Show , v and w are mutually perpendicular

It is given = ++ k, v = - -k and w = k. 2 (a) Show , v and w are mutually perpendicular to each other. (b) rr It is assumed that the unit vector, = pu + qv+rw. By applying dot product between and u, V and w respectively and the fact that uuu, evaluate the values of p, q and r.

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