Exercises and Problems in Linear Algebra Exercises and Problems in Linear Algebra John M Erdman Portland State University Version July 13, 2014 c©2010 John M Erdman E mail address erdman@pdx edu Contents PREFACE vii Part 1 MATRICES AND LINEAR EQUATIONS 1 Chapter 1 SYSTEMS OF LINEAR EQUATIONS 3 1 1 Background 3 1 2 Exercises 4 1 3 Problems 7 1 4 Answers to Odd Numbered Exercises 8 Chapter 2 ARITHMETIC OF MATRICES 9 2 1 Background 9 2 2 Exercises 10 2 3 Problems 12 2 4 Answers to Odd Numbered Exer[.]