Day 27: Linear Algebra

Today:

• Announcements:
  • Chapter 3 homework returned
    • Problem #41, p. 191: why is the determinant equal to the area?

• Questions about old stuff?

• Current Business:
  • 4.3: Linearly Independent Sets; Bases
    • section 4.3 highlights (pdf)
  • 4.4: Coordinate Systems
    • section 4.4 highlights (pdf)