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Unformatted text preview: AUBREY MCMILLAN WW Prob Lib1 Sample WeBWorK problems. WeBWorK assignment DELA 3 5 due 2/21/08 at 11:59 PM. 1. (1 pt) Which of the following are vectors in R 2 ? A. (1,0,0) B. (1,0) C. x 2 D. x E. 1 F. (0,1) G. None of the above Which of the following is the zero vector in R 2 ? A. 0 B. (0,0,0) C. (0,0) D. None of the above Which pairs below consist of a vector in R 2 with its inverse? A. 9,1/9 B. (5,7),(1/5,1/7) C. x 2 ,1 / x 2 D. x 2 , x 2 E. 9,9 F. (5,7),(5,7) G. None of the above 2. (1 pt) Which of the following are vectors in R 3 ? A. (0,1,0) B. x 3 C. (1,0,0) D. (1,0) E. 3 F. 1 G. (0,1) H. (0,0,1) I. (3,3) J. x K. None of the above Which of the following is the zero vector in R 3 ? A. (0,0,0) B. (0,0) C. 0 D. None of the above Which pairs below consist of a vector in R 3 with its inverse? A. x 3 , x 3 B. (2,3,4),(2,3,4) C. 3,3 D. (2,3,4),(1/2,1/3,1/4) E. , F. x 3 ,1 / x 3 G. 3,1/3 H. None of the above 3. (1 pt) Which of the following are vectors in R 4 ? A. (1,0,0,0) B. x C. x 4 D. (4,4,4,4) E. (1,0,0) F. 4 G. (4,4,4) H. (4,4) I. (0,1,0,0) J. R 4 has no vectors. There are only three dimensions. Which of the following is the zero vector in R 4 ? A. (0,0,0,0) B. (0,0,0) C. 0 D. 4 E. (0,0) F. None of the above. Which pairs below consist of a vector in R 4 with its inverse? A. , B. (1,2,3,4),(1,2,3,4) C. x 4 ,1 / x 4 D. (4,4),(1/4,1/4) E. 4,1/4 F. (1,2,3,4),(1,1/2,1/3,1/4) G. (1,2,3,4),(1,4,3,2) H. x 4 , x 4 I. 4,4 J. None of the above 4. (1 pt) Which of the following are vectors in M 31 ? A. ( 1 ) B. 31 C. t D. 1 1 1 E. t 31 F. ( 1 2 3 ) G. 3 1 H. 1 2 3 I. (1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,2 J. None of the above Which of the following is the zero vector in M 31 ? 1 A. B. C. D. 0 E. ( ) F. (0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0) G. None of the above Which pairs below consist of a vectorin M 31 with its inverse? A. ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 ) , ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 B. ( 1 2 3 ) , ( 1 2 3 ) C. t 31 , t 31 D . 1 2 3 , 1 1 / 2 1 / 3 E. 1 1 2 5 4 , 1 1 / 2 5 / 8 1 / 2 5 / 8 1 / 4 F. 31,31 G....
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This note was uploaded on 09/01/2009 for the course MATH Math 3C taught by Professor Garciacerver during the Winter '08 term at UCSB.
 Winter '08
 GarciaCerver
 Math, Differential Equations, The Distributive Property, Equations, Vectors

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