mth234b - MATH 234 FINAL EXAM December 11, 2001...

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MATH 234 FINAL EXAM December 11, 2001 Name(print)__________________________ Student Number_________ Section Number_________ Page 1 2 3 4 5 6 Total Points Instructions: 1.Since grading will be based on method you must show all work . 2.Boldfaced or lined letters indicate vectors such as F or r k . 3.Check that your exam has the 12 problems. 4. No calculators or formula sheets are allowed. 1. (16 pts.) Let A = –2 i + 2 j + k and B = 2 i + 6 j – 2 k a) A + 2 B = _______________________ b) A = __________ c) A B = ___________ d) A B = _________________
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2. (18 pts.) A particle moves along a curve with velocity vector r v = r i + 2 t r j + t 2 r k ,1 t 2 a) At t = 1 the particle is at the point (0, 2 2 , 2 3 ). Find r r ( t ) and r r (2) . b) How far did the particle travel in going between these two points (that is, from t = 1 to t = 2)? c) Find the acceleration vector of the particle. 3.
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mth234b - MATH 234 FINAL EXAM December 11, 2001...

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