Exam2 - APPM 2360 Fall 2006 Exam 2 Oct 25 2006 1 INSTRUCTIONS Computers calculators books notes frying monkeys etc are not permitted Write your

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APPM 2360 Fall 2006 Exam 2 Oct. 25, 2006 1 INSTRUCTIONS: Computers, calculators, books, notes, frying monkeys, etc. are not permitted. Write your name, your instructor’s name, and your recitation section number on the front of your bluebook. Work all problems. Start each problem on a new page . Show your work clearly and box your Fnal answer. A correct answer with incorrect or no supporting work may receive no credit, while an incorrect answer with relevant work may receive partial credit. 1. True or ±alse. State whether the following statements are (always) “TRUE” or “±ALSE” (meaning not always true). You MUST write the full word TRUE or ±ALSE — T/± will NOT be graded. ±or this question only you do NOT need to show your working or reasoning. (a) If A , B and A + B are all invertible matrices, then ( A + B ) 1 = B 1 + A 1 . (b) If AX = XB and det( X ) n = 0, then A = B . (c) The solution of 3 linear algebraic equations in 2 variables can represent the intersection
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This note was uploaded on 04/25/2008 for the course APPM 2360 taught by Professor Williamheuett during the Fall '07 term at Colorado.

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Exam2 - APPM 2360 Fall 2006 Exam 2 Oct 25 2006 1 INSTRUCTIONS Computers calculators books notes frying monkeys etc are not permitted Write your

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