Welcome to Math 3333: Linear Algebra I, this Spring 2022!

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Past Quiz study guide

Week 7 (Mon, Feb 28) Second Quiz study guide

• Wk 4 wksheet (based on lectures 3a 3b 4a 4b) and Wk 5 wksheet (based on lectures 4b 5a 5b)

• Additional Gradescope practice with solutions, taken from reading hw 1a, 1b, 2a, 2b, 3a, 3b, 4a, 4b, 5a, 5b. You can see the solution after you click “save answer”.

Textbook exercises for Lecture 3a, 3b:

• Section 2.1, Exercises 2bdfh, 3bdfh, 8b, and 16b. (Note: A matrix is called symmetric if it is equal to its transpose)
• Section 2.2, Exercises 2b and 10bdfh

Textbook exercises for Lecture 4a, 4b:

• Section 2.3, pg 77-78 Exercises 3, 6, 16

Textbook exercises for Lecture 5a, 5b:

• Section 2.4 (inverses), pg 91-92, 94 Exercises 1, 4, 6, and 28

• Lecture videos 3a, 3b, 4a, 4b, 5a, 5b.

Note:

• The quiz will be at the beginning of class.
• You will need to write the quiz on physical paper, so please bring a pen or pencil.
• Scratch paper will be provided.
• Know your ID number, since you will need to write it on the quiz paper.
• The quiz papers will be collected, so you don’t need to scan anything.
• Calculators are not permitted and are not needed (no simplification is needed).

Week 4 First Quiz study guide

• Wk 2 wksheet and Wk 3 wksheet

• Additional Gradescope practice with solutions, taken from reading hw 1a, 1b, 2a, 2b. You can see the solution after you click “save answer”.

From the textbook and solution manual:

• Section 1.1, Exercises 7, 9, 11, and 14

• Section 1.2, Exercises 3, 7, and 16

• Lecture videos 1a, 1b, 2a, 2b. Links to PDF lecture notes: lecture1a.pdf, lecture1b.pdf, lecture2a.pdf, lecture2b.pdf

Note:

• The quiz will be at the beginning of class.
• You will need to write the quiz on physical paper, so please bring a pen or pencil. The paper will be provided.
• Know your ID number, since you will need to write it on the quiz paper.
• The quiz papers will be collected, so you don’t need to scan anything.
• Calculators are not permitted and are not needed (no simplification is needed).
• This first quiz is a practice in the sense that at the end of the semester your actual score will be replaced with full credit.