## Math 215 Introduction to Linear Algebra

### Fall 2016

Gauss Jordan Elimination online calculator,
Homework Assignment & Schedule of Exams It is subject to change!

Please do all problems for your learning but only problems in {} will be collected and graded. You will see some non-bold ones in quizzes.

Hw 1: (sec 2.1) #{16},18,{22},26,{28},32,{34} (sec2.2) #{18},{26},34,{35,36,37,38} due: Mon, Aug 29.

Quiz 1 will be given based upon on sections 2.1 and 2.2 on Wed, Aug 31.

Hw 2: (sec 2.2) 2,4,6,{8},{14},22,{46} (sec 2.3) #2,{4},8,10,{12,18,22,24},26,{27,34},36 (sec 2.4) #{2},5,{16} due: Wed, Sept 7

Quiz 2 will be given based upon sec 2.3 and 2.4 on Wed, Sept 7.

Hw 3: (sec 2.4) #20 (sec 3.1) {4},6,{8,14,16,18},22,32,{34,36} with wk 3 on Mon, Sept 12.

Note: you can use Gauss Jordan Elimination online calculator above or any graphic calculator for wk3

Hw 4: (sec 3.1) #20 (sec 3.2) {4,6},7,{10},11,{14,15} (sec 3.3) 3,{6,8},10,{12},22,36,38,{40} on Mon, Sept 19.

Exam 1 will be given on Wed, Sept 21 based on sections 2.1-3.3 and review 1 is due on the same day.

Hw 5: (sec 3.3) #{52},53,{54} (sec 3.4) 3,{4,8},9,{10} Due: Mon, Sept 26.

Note for Hw5: Do not solve the system for #3 and #4 in sec 3.4 but you can show the LU factorization for these two matrices.

Hw 6: (sec 3.4) #{4} with additional hand out (sec 3.5) 2,{4,6},8,{12,16,20,24,28},35,{38},41,{42,44,46} Due: Mon, Oct 3.

Hw 7: (sec 3.6) #1,{2},4,{6},9,{10},12,{14,16},17,{24},31,{32} with additional hand-out (sec 3.7) #37,{38(read example 3.67 in page 239)} (Final updated one!) Due: Wed, Oct 12.

Hw 8: (sec 3.7) #{52, 56 with the number of 2-paths from second vertex to forth vertex from #56} (sec 4.1) #2,{4},5,{6},9,{10},11,{12,14},17,{18,24},25 Due: Mon, Oct 17.

Hw 9: (sec 4.2) #2,4,{6},8,10,{14,16,24,26,28,30,32,36,38,46},48,50,{52,54},58,{60,64} Due: Mon, Oct 24.

Exam 2 will be given on Wed, Oct 26 based on sections 3.4-4.2 and review 2 & take home quiz8 are due on the same day.

Hw 10: (sec 4.3) #2,{4,6,10}, three more problems in the hw assignment . More problems will be added from sec 4.4 on Monday, Oct 31. Due: Wed, Nov 2.

review 1

review 2

Department of Mathematics /
Andrews University / Berrien Springs, MI 49104 USA