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problem01_52

problem01_52 - a 13 40 22 = =-= ⋅ B A B A and so 22...

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1.52: For all of these pairs of vectors, the angle is found from combining Equations (1.18) and (1.21), to give the angle φ as . arccos arccos + = = AB B A B A AB y y x x B A In the intermediate calculations given here, the significant figures in the dot products and in the magnitudes of the vectors are suppressed.
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Unformatted text preview: a) , 13 , 40 , 22 = =-= ⋅ B A B A and so 165 13 40 22 arccos = -= . b) , 136 , 34 , 60 = = = ⋅ B A B A 28 136 34 60 arccos = = . c) . 90 , = = ⋅ B A...
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