Session Overview
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The column space of a matrix A tells us when the equation _A_x = b will have a solution x. The null space of A tells us which values of x solve the equation _A_x = 0.
Session Activities
Lecture Video and Summary
- Watch the video lecture
- Read the accompanying lecture summary (PDF)
- Lecture video transcript (PDF)
Suggested Reading
- Read Section 3.1 through 3.2 in the 4th or 5th edition.
Problem Solving Video
- Watch the recitation video on
- Recitation video transcript (PDF)
Check Yourself
Problems and Solutions
Work the problems on your own and check your answers when you’re done.