Math 215 Introduction to Linear Algebra
Fall 2019
Online matrix calculator Good to check your work with this but please don't depend on this too much!
Homework Assignment & Schedule of Exams:
Please do all problems for your learning but only problems in {} will be collected and graded.
Hw 1: (sec 2.1) #{16},18,{22},26,{28},32,{34} (sec2.2) #6,{8,14,18,25,27,35,36,37,38,46} due: Wed, Sept 4.
Note: Do #14 in sec 2.2 only to the row echelon form.
Hw 2: (sec 2.2) #{14, rref},{26 Gauss-Jordan elimination} (sec 2.3) #2,{4,8},10,{12,18},{23,24,26,27} due: Wed, Sept 11
Hw 3: (sec 2.4) #{2},5,{16,20} (sec 3.1) {4},6,{8,14,16,18},22,32,{34,36} (sec 3.2) {4,6},7,{14,15} No #{10}, 11 this time. due: Wed, Sept 18
Hw 4: (sec 3.2) #{10,11} (sec 3.3) 3,{6,8},10,{12,22},36,38,{40},{52},53,{54} with review1 below. due: Wed, Sept 25.
Exam 1 will be given on Wed, Sept 25 based on sections 2.1-3.3 and review 1 is due on the same day.
Hw 5: (sec 3.4) #3,{4,8},9,{10} with additional hand out
(sec 3.5) 2,{4,6},8,{12,16,20,24,28},35,{38},41,{42,44} Due: Wed, Oct 9.
Hw 6: (sec 3.6) #1,{2,4,6},9,{10},12,{14,16},17,{24},31,{32} updated Due: Wed, Oct 16
Hw 7: additional hand-out (sec 3.7) #37,{38(read example 3.67 in page 239)#{52, 56 with the number of 2-paths from second vertex to forth vertex from #56} and
(sec 4.1) #2,{4},5,{6},9,{10},11,{12,14},17,{18,24},25 Due: Wed, Oct 23.
Hw 8: (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: Wed, Oct 30
Exam 2 will be given on Wed, Oct 30 based on sections 3.4-4.2 and review 2 is due on the same day.
Hw 9: (sec 4.3) #2,{4,6,10}, use the vector (1 4) for {15,16}, 17,18 and {verify that the determinant of matrix A=(0 1 0|0 0 1|2 -5 4) is equal to the product of eigenvalues} Due: Wed, Nov 6.
Hw 10: (sec 4.4) #2,{4,6,10,11,16,20},21,{36}, handout for sec 4.5 & 4.6 and
2nd page of today's note.(use online calculator for this problem and attach the print as your work) updated Due: Wed, Nov 13
Hw 11: (sec 5.1) #{8,10,14},18,{20} (sec 5.2) #2,{4,6,8,10,12},20,{22} due: Wed, Nov 20.
Exam 3 will be given on Mon, Nov 25 based on sections 4.3-4.6 and 5.1-5.3 and review 3 with #10 in review2 is due on the same day.
Quiz 8 is due by noon this Friday, Nov 22.
Hw 12: (sec 5.3) #4,{6,8,10,16,18} due: Mon, Nov 25
Review final (below) with test 3 correction with the original exam. due: Wed, Dec 4.
Comprehensive Final Exam is scheduled on Wed, Dec 11 from 1:30 to 3:30.
How to prepare well for the final!
review 1
review 2
review 3
review final