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Unformatted text preview: MATH 133 Written Assignment 1 Due in LECTURE, 16 February 2009 Instructions: Show all work and justify answers (even where not explicitly requested). Marks may be deducted for lack of neatness (print if necessary). The assignment mark may be based on a randomly selected problem or problems instead of the whole assignment. There fore be sure to solve each problem. In BLOCK CAPITALS, Print “MATH 133”, your INSTRUCTOR’S LAST NAME, your LAST NAME, first name, and your ID num ber, in the top right corner of the first page or cover. All of your pages should be stapled together. Marked papers will be handed back in that instructor’s section. The instructors will not be responsible for lost or misplaced assignments which are not received in the lecture on the due date and as instructed above. 1. (15 points) Given the following system in the three variables x 1 ,x 2 ,x 3 : 3 x 2 + 3 x 3 = 9 2 x 1 + x 2 + 9 x 3 = 17 x 1 + 4 x 2 = 5 2 x 1 + 5 x 2 3 x 3 = 1 (a) Letting X = [ x 1 ,x...
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 Winter '08
 KLEMES
 Math, Linear Algebra, Vectors, Matrices, augmented matrix, randomly selected problem

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