Day 20 in Mat121

Today:

• Don't forget: exam 2 Thursday, over derivatives (through 3.7).

• Quiz tomorrow over rules of differentiation (prior to chain rule), derivatives of trig functions, etc.

• Section 3.7: The Chain Rule
  • The Chain Rule

  • Motivation from the limit definition of the derivative.

  • Someone needs to make a chain rule song out of The Pretenders' "Back on the Chain Gang".
    • Back on the Chain Gang lyrics and chords
    • live
    • music video

  • Examples:
    • Preliminary questions 1-4, p. 152
    • #21-50, inner and outer, p. 153
      • #29
      • #37
      • #41
    • #68, p. 153

  • Questions over the Directed reading handout, Section 3.7 (html) (pdf)?

• Links:
  • Calculus Christmas Carols
  • Great calculus demos (and more on the chain rule).