# Math 286 Introduction to Differential Equation Plus

# Homepage for Section H1, Fall 2015

Lectures:
MTWR from 4:00 to 4:50pm

Location:
156 HENRY BLD

Instructor:
Ming Xiao

Email:
mingxiao@illinois.edu

Office Hours:
Thursday 9:30-11:00am, Friday 2-3:30pm, 257 Altgeld Hall (or by appointment).

Textbook:
C. Edwards, D. Penney and D. Calvis,
*Differential Equations and Boundary Value Problems*, **5th edition**. ISBN:978-0-321-79698-1.

Exam:
There will be 4 to 6 quizzes this semester. The first two will be given on Sept. 3rd and
Sept. 17th;
Midterms: Oct. 8th and Nov. 19th;
Final exam: Friday, Dec. 18th, 7-10pm.

Grading Policy:
The grades will be determined as follows:

Quizzes-about 15 points each;
Homework-50 points.
Midterms-(100 points each)200 points;
Final-200 points.

**Click here to obtain the syllabus.**

## Announcements

**
**

Schedule of Final Exam :
The final exam will be on December 18th, 7-10pm at 156 HENRY BLD. It will cover all materials taught in class this semester. **Click here to obtain the practice problems.** You are suggested to
work on it by yourself. We will discuss it next week in class.

Extra Office Hours besides regular OH :

Monday, Dec. 14th, 10-11am;

Tuesday, Dec. 15th, 3-4pm;

Wednesday, Dec. 16th, 3-4pm.

There will be regular tutoring sessions for Math 285/286 Fall 2015. It will be in room 445 Altgeld Hall held by TA's. The following is the regular schedule for this semester. All of you are encouraged to take advantage of this resource.

Monday:
4-6 pm,
6-8 pm

Tuesday:
4-6 pm,
6-8 pm

Wednesday:
4-6 pm,
6-8 pm

Thursday:
4-6 pm only

** Homework assignments:
**

HW1: Due Monday, August 31st in class.

Section 1.1: 9, 16, 38;

Section 1.2: 2, 7, 10;

Section 1.3: 32;

Section 1.4: 1, 12, 27, 29

Hw2: Due Tuesday, September 8st in class (September 7th is Labor Day)

Section 1.5: 4, 10, 26.

Section 1.6: 1, 20, 33

Hw3: Due Monday, September 14th in class.

Section 3.1: 11, 26, 40.

Section 3.3: 2, 7.

Hw4: Due Monday, September 21st in class.

Section 3.3: 8, 19, 20, 21, 24.

Section 3.5(page 195): 1, 4, 21;

HW5: Due Monday, September 28th in class.

Section 3.8 (Page 226): 4, 5.

Section 4.1: 4, 9, 17(To draw a picture is optional for Problem 17).

HW6: Due Monday, October 5th in class.

Section 5.1: 9, 14, 21.

HW7: Due Monday, October 12th in class.

Section 5.1: 33, 36.

HW8: Due: Monday, October 19th in class.

Section 5.2: 1, 6, 8, 18, 24.(To draw a curve is optional for Problem 1,6,8).

HW9: Due Monday, October 26th in class.

Section 5.5: 2, 4.

Section 5.6: 21, 25,27.

Section 5.7: 1, 2.

HW10: Due Monday, November 2rd in class.

Section 5.7: 12, 19,

Section 9.1 (Page 572): 12, 17, 27.

HW11: Due Monday, November 9th in class.

Section 9.2: 1, 4, 10, 16.

Section 9.3:1, 7, 9, 15, 16(b).

HW12: Due Monday. November 16th in class.

Section 9.4: 4, 10.

Section 9.5: 2, 10.

HW13: This is NOT a required HW. You don't have to hand it in. But you are suggested to work on it as a good practice. If you hand it in on Monday, December 7th in class, you may get some bonus points.

Section 10.1: 2, 6, 15.