Math 252: Applied Differential Equations

Tentative Test Dates

	X02	Sections
Test 1	TBA	1.1 - 1.2, 2.2 - 2.5, 3.1
Test 2	TBA	4.1 - 4.4, 4.6 - 4.7, 5.1
Test 3	TBA	6.1 - 6.2, 7.1 - 7.3

Current Tests

None as of yet.

Previous Tests

Winter 2021:

• Test 1:
  • DX01 (Civil) and Solutions
  • DX02 (Mech) and Solutions
• Test 2:
  • DX01 (Civil) and Solutions
  • DX02 (Mech) and Solutions
• Test 3:
  • DX01 (Civil) and Solutions – for Test 3, omit 3(b)
  • DX02 (Mech) and Solutions – for Test 3, omit 3(b), solution revised 2023/03/30 to correct the answer to #4, where a coefficient mysteriously changed from 6 to 4 to 6 again. Fixed now

Winter 2020:

• Test #1 and Solutions
• Test 2:
  • Version A (Civil) and Solutions
  • Version B (Mech) and Solutions
• There was no Test 3 because of the pandemic.

Gilles' Practice Questions

• Gilles' Math 252 site has practice questions under the Homework heading, with complete handwritten solutions
  • For Test 1, try Questions 1 to 18.
  • For Test 2, try Questions 19 to 32.
  • For Test 3, try Questions 33 to 36, 37(d), 38, 39.
  • When studying for the final, try also Questions 37(all parts), 40 to 45, 48 and 49.

Formula Sheet

You'll get a clean copy of this formula sheet for every test and the final exam.

• Math 252 Formula Sheet

Final Exam Information

There are ten questions on the final exam. Here is a rough breakdown of the mark distribution:

• 1st order DEs (Chapters 2 and 3): 24%
• 2nd order DEs (Chapters 4 and 5): 34%
• Power series (Chapter 6): 12%
• Laplace (Chapter 7): 22%
• Systems of DEs (Chapter 8): 8%