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Unformatted text preview: saliyev (is4663) Quest Assignment 13 rodin (54520) 1 This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points Which of the following expressions are well- defined for all vectors a , b , c , and d ? I | a | ( b c ) , II ( a b ) ( c d ) , III a ( b c ) . 1. II and III only 2. all of them 3. II only 4. I and III only 5. III only 6. none of them 7. I and II only 8. I only 002 10.0 points Which of the following statements are true for all vectors a , b = ? A. a b = b a , B. If a b = 0, then a b , C. | a b | 2 + | a b | 2 = | a | 2 | b | 2 . 1. all of them 2. A only 3. none of them 4. A and C only 5. B only 6. B and C only 7. C only 8. A and B only 003 10.0 points Determine all unit vectors v orthogonal to a =- 3 i + 4 j + k , b =- 3 i + 6 j + 2 k ....
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This note was uploaded on 02/21/2012 for the course M 408d taught by Professor Sadler during the Fall '07 term at University of Texas at Austin.
- Fall '07
- Sequences And Series