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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a To show that vectors v and w are mutually perpendicular we need to demonstrate that their dot prod... View the full answer