· 1.3 Given vectors A 2ax + 5az and B ax — 3ay + 4az, find IA X Bl + A • B 1.4 The position...
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· 1.3 Given vectors A 2ax + 5az and B ax — 3ay + 4az, find IA X Bl + A • B 1.4 The position vectors of points M and N are ax — 4ay — 2az and 3ax + 5ay — az, respec- tively