MATH 3000 Homework, Fall 2012

Show your work; you are graded on your work and not just on the answer. Please staple your homework and hand it in on time; late homework will generally not be accepted.

Our class WeBWorK page is here. When you log into WebWork, your password is your 810 number with dashes.

Assignment 1: Due Thursday, 8/23

Text: Section 1.1, # 5,8,9,10c,25.

Assignment 2: Due Thursday, 8/30

WeBWorK: Assignment dotprod (due date extended until 8/30). Text: Section 1.2 # 1be,2b,5,7,11,16.

Assignment 3: Due Tuesday, 9/11

WeBWorK: Assignment gauss. Text: Section 1.4 # 5a,7b,9,11b,14. Note: For this assignment I am moving the due date to Tuesday rather than Thursday so that we can go over the necessary material in class on Tuesday 9/4.

Assignment 4: Due Thursday, 9/20

Text: Section 1.5 # 2,3f,5c,10,11,12. (Note: Show your work!) WeBworK: Assignment apply is now available. The WeBWorK is due Tuesday, 9/25.

Assignment 5: Due Thursday, 9/27

Text: Section 1.6 # 6,9,10,13b. Section 2.1 # 6,8,13. WebWorK: Assignment matrixop will be due Tuesday 10/2.

Assignment 6: Due Thursday, 10/11

Text: Section 2.2 # 2,3b,4acd,5acf,13. Section 2.3 # 2a,3,6,8. WebWorK: Assignment inverse. Here are some Assignment 6 hints.

Assignment 7: Due Thursday, 10/18

Text: Section 2.4 # 4,5b,6b,7,8. Section 2.5 # 2,3,6a,12. WeBWorK: Assignment subspace (this will be due Thursday 10/25).

Assignment 8: Due Thursday 10/25

Text: Section 3.1 # 1abce,2,4,6,8,9ab,10,11. Note: I have made your WeBWorK assignment subspace due on Thursday.

Assignment 9: Due Thursday 11/1

Text: Section 3.2 # 2b,4,10ab. Section 3.3 # 1,4ac,5b,9,10,15,16. (Note: On Tuesday, I will discuss the definition of basis, used in # 4ac and 5b.) WeBWorK: Assignment basis, due Friday 11/2.

Assignment 10: Due Thursday 11/15

Text: Section 3.4 # 3bc,6b,17,18. Section 4.1 # 1a, 5,7,9. WeBWorK: Assignment proj, due Thursday 11/29.

Assignment 11: Due Thursday 11/29

Text: Section 4.3 # 5,7,11,13,18,21. (For 18 and 21, you will need to read the definition of similar matrix, on p. 219. I will discuss this next Tuesday).

Assignment 12: Not to be handed in, but to prepare for final exam.

Text: Section 6.1 # 1a-f,2,4,7. Section 6.2 # 1 a-f (do this along with 6.1!).

Solutions

I am posting selected solutions here -- these will be mostly proofs, so that you can have a model to look at when you write up your own proofs.

  • Quiz 1 Solutions
  • Quiz 2 Solutions
  • Quiz 3 Solutions
  • Quiz 4 Solutions
  • Quiz 5 Solutions
  • Quiz 6 Solutions
  • Quiz 7 Solutions
  • Test 1 Solutions
  • Test 2 Solutions
  • Selected homework solutions. This is one file, to which I will add problems from time to time. Here is the list of problems currently available.
  • Section 1.1 # 25.
  • Section 1.2 # 16.