quiz4 - Math 33A, Section 3, Fall 2009 Name: UID: Quiz #4...

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Unformatted text preview: Math 33A, Section 3, Fall 2009 Name: UID: Quiz #4 Compute the following determinants. You can use any methods/properties you want. Each problem is worth 2 points. Working time is 20 minutes. 1. 23 = 46 2. −9 4 = −2 1 3. 002 030 = 500 4. 111 234 = 336 5. 2 3 7 3 5 789 = 27 3 55 6. 3 2 5 6 2 3 5 7 4 1 5 8 1 4 = 5 9 (continued on the other side) 1 7. 0 0 0 1 0 0 1 0 0 0 8. 1 2 3 4 5 0 −1 −2 −3 −4 9. 0 8 1 0 0 0 3 0 0 0 10. 0 0 0 0 1 5 8 9 4 7 10 5 −2 46 00 00 00 1 0 0 0 0 0 0 1= 0 0 00 00 10 2 −1 3 −2 9 6 4 0 1 0 0 0= 0 1 2 1 3= 0 0 0 5 −7 9 0 8 6 −3 24 5 7 = 03 0 0 09 1 0 0 −9 8 −1 V. K. 2 ...
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