21-260: Differential Equations

Exam #1 Review Problems:

Read:Review the reading assignments from

Chapter 1, Sections 3-5.

Chapter 2, Sections 2 and 4.

Chapter 3, Section 1, 4-6.

Chapter 7, Section 1.

Exercises:

Section 1.3: #1, 3, 5, 12, 20, 27, 28, 35.

Section 1.4: #1, 9, 17, 33, 35, 38, 42.

Section 1.5: #3, 10, 20, 35, 36, 41.

Section 2.2: #5, 7, 13, 19, 20.

Section 2.4: #3, 10.

Section 3.1: #3, 7, 19, 29.

Section 3.4: #1, 3, 15, 17.

Section 3.5: #3, 6, 10, 35, 39.

Section 3.6: #3, 4, 10, 12, 21.

Section 7.1: #5, 6, 11, 13, 19, 23, 27, 31.

Practice Exam:

All of these problems were given as 21-260 exam problems in a previous semester. (post script) (jpeg) (pdf)