Homework Assignments

• Hwk Set 1 (Given out in class)
• Hwk Set 2
• Hwk Set 3: Due Monday, Sept. 10
  2.3: 6, 24, 29
  2.4: 33
  2.5: 4, 8, 10, 21, 22

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• Hwk Set 4: Due Monday Sept. 17
  2.2: 32, 34, 38 (Use computer for direction-fields)
  Bernoulli: (See 2.4 # 27-31, but do the three below; find the general solutions.)
  • Solve: y' + y/x = xy².
  • Solve: yy' + y² = 2x.
  • Solve: y'+3y=y³ sin(x).
  2.6: 2, 4, 10, 13, 16, 21

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• Hwk Set 5: Due Monday Oct. 1
  End of Ch 2 Problems: 27, 40, 44, 46, 49.
  Also do 38 but with each of these initial conditions: y(1)=0, y'(1) = 2; y(1)=0, y'(1)=1; y(1)=0, y'(1)=-2.
  3.1: 3, 4, 6, 7, 11, 13, 16, 18, 23
  3.3: 2, 3, 6, 8, 9, 10,17, 35, 38 <--- changed 3.2 to 3.3!!!!

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• Hwk Set 6: Due Wednesday Oct. 10
  3.4: 1, 2, 3, 4, 5, 11, 13, 18, 41, 43.
  3.2: 1, 5, 6, 7, 10, 13, 14, (read 15), 16, 27, (think about 38-40).
  3.5: 2, 3, 5, 12, 14, 15, 17, 30.

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• Hwk Set 7: Monday, Oct 14
  3.5: 20, 21. [Include computer printouts]
  3.6: 1, 6, 7, 10, 13, 15, 30.
  3.7: 1, 3, 5, 7, 11, 21, 28. [You may use a computer or calculator for the integration, but tell the grader you are doing so and which system you are using.]
  3.8: 3, 4, 6, 8, 12.
  4.2 11, 13, 32, 33, 37.
  4.3: 2, 4.

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• Hwk Set 8, due Monday October 29, is here.

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• Hwk Set 9, due Monday November 4, is here.

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• Hwk Sets 10 & 11: here.
• Here is an example of a vibrating string animation.
• Here is an animation of the heat equation example from class.
• Extra Credit!