## Math 3333## Linear Algebra I## Spring 2007 |

My office hours for finals week are: 2:30-3:30 on Wednesday, May 9; and 2:30-3:30 on Thursday, May 10.

Answer key to third exam: Version taken by the 10:30 class, Version taken by the 1:30 class.

Answers to even-numbered problems on Assignments 8, 9, and 10.

Quiz 4 was a take-home quiz, due Tuesday, April 17.

Here is the proof of the theorem about null spaces and column spaces that I stated in class on April 5.

Answer key to second exam: Version taken by the 10:30 class, Version taken by the 1:30 class.

Answers to even-numbered problems on Assignments 4, 5, 6, and 7.

Answers to even-numbered problems on Assignments 1 and 2.

Handout from class on finding the inverse of a matrix

Syllabus for this course.

## Assignment |
## Due Date |
## Problems |

1 | Tues. Jan. 23 | 1.1: #2, 11,13, 15; 1.2: #4, 7; 1.3: #11,23,24,30 |

2 | Tues. Jan. 30 | 1.4: #3, 27; 1.5: #29 |

3 | Tues. Feb. 6 | 2.1: #1, 8, 9, 14; 2.2: #2, 3, 9, 17 |

4 | Tues. Feb. 20 | 3.1: # 6, 7, 12, 17; 3.3 # 6, 7, 11, 14. |

5 | Tues. Feb. 27 | 3.4: #3, 5, 11; 3.5 #2, 19, 26. |

6 | Tues. Mar. 6 | 3.6: #2(a,b), 5, 8; 3.7: #2, 13, 22 |

7 | Tues. Mar. 13 | 3.8: #6, 12, 13 |

8 | Tues. Apr. 3 | 4.3: #5, 8, 12, 29, 33 |

9 | Tues. Apr. 10 | 4.4: #4, 10, 15, 28; 5.1 #1, 9, 11 |

10 | Tues. Apr. 17 | 5.2: #5, 16, 19 |

11 | Tues. May 1 | 5.3: #3, 5; 7.1: #7(a) |