Day 20 in Mat360

Last time: Finish Lagrange Polynomials

Next time: Divided Differences

Today:

Announcements
- Three cheers for Gail Mackin!
Section 3.1:
- section 3.1 summary
- Problems from section 3.1:
  - Last time: #1d, 3d, p. 115
  - #5d, p. 115
  - #9d, p. 115
  - How does the error term come about? (Generalized Rolle's theorem!).

Links:

Who was Lagrange?

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