MATH 240

Linear Algebra

Spring, 2023

Course Syllabus

Link to Office Hours and My Spring Schedule

An Abelian Grape Blogspot

Link to WebWork homework

MathMatize

Resources on Learning

Class Assignments

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Week

for Mon

for Wed

for Fri

Sometime this Week/Notes

  1

   Read the syllabus
Log in to WebWorks
Watch Introduction to Linear Algebra (5 min)
If you haven't taken Calc III, watch Vectors (10 min)
Read (textbook) section 2.1 		Watch Echelon Form Example (10 min)
Read Sec 2.2
NB: There will be a quiz in class today.		 Be sure to add yourself to our class on Mathematize.
Be sure to complete the Webwork problems for class each day.
Be sure to attain 8 stars in MathMatize by Mon Wk 2 by class time
Write up problems (due Mon Wk 2 in class):
Sec 2.1: 28, 34, 40
Sec 2.2: 34, 42, 46

  2

 Watch Pivot and Free Variables (4 min) alongside
Solution set handout
Read Sec 2.3 up to bottom of p92
(where linear independence starts) 		Watch Span and LI (10 min)
Finish reading Sec 2.3 		Watch Matrix Multiplication (13 min)
(If this is new to you) and
Read p 138-142, p151 in section 3.1

NB: There will be a quiz in class today.

 Span and Linear Independence are the key ideas!!

Be sure to complete the Webwork problems for class each day.
Be sure to attain 10 stars in MathMatize from Week 2 modules
(by Mon Wk 3 class time)
Write up problems (due Mon Wk 3 class time):
Sec 2.3: 4, 12, 16, 18, 28, 42,

  3

 Watch Intro to Inverse Matrices (14 min)
Read Sections 3.2 and 3.3 Read section 3.5 up to Theorem 3.20 (p 196)

NB: There will be a quiz in class today.

 Be sure to complete the Webwork problems for class each day.
Be sure to attain 5 stars in MathMatize from Week 3 modules
(by Mon Wk 4 class time)
Write up problems (due Mon Wk 4 by class time):

Sec 3.2: 8, 14
Sec 3.3: 46 (for 2 x 2 only)
+ your group's presentation problem(s)

And presentation problems (in class, Monday Wk 4):
C,N,R: Sec 2.5: 24
A,E,L,P: Sec 2.4: 20, 32
A,C,S: Sec 2.4: 8, 16

  4

 Watch Subspaces (5 min) alongside Subspaces handout and
Short presentations today		 Watch Ex of Null Space (13 min)
and finish reading Sec 3.5		 Watch N(A), C(A) basis (7 min) alongside
N(A), C(A) handout

NB: There will be a quiz in class today.

 Exam Review Problems
Notes on the exam review
Be sure to complete the Webwork problems for class each day.
Be sure to attain 12 stars in MathMatize from Week 4 modules
(by Mon Wk 5 class time)
Write up problems (due Mon Wk 5 by class time):
Section 3.5: 8, 20 (C(A) and N(A) only), 28, 38, 44

  5

 Watch One to One and Onto Functions (9 1/2 min) Midterm Watch Linear Transformations (11 min) and
Watch Linear Transformations (5 min) alongside
LT handout 		Be sure to complete the Webwork problems for class each day.
Be sure to attain 4 stars in MathMatize from Week 5 modules
(by Mon Wk 6 class time).
Write up problems (due Mon Wk 6 class time):
Section 3.6: 6, 12, 14, 22, 24

  6

 Watch 3D Linear Transformations (5 min)
and More Linear Transformations (4 1/2 min)
and read Sec 3.6 		Watch Eigenvectors (5 min) alongside evect handout
And read Sec 4.1		 Watch Determinant (10 min)
NB: There will be a quiz in class today. 		Be sure to complete the Webwork problems for class each day.
Be sure to attain 6 stars in MathMatize from Week 6 modules
(by Mon Wk 7 class time)

Write up problems (due Mon Wk 7 class time):
Sec 3.6: 34, 46, 48
Sec 4.1: 12, 22, 24

Here are the directions for the second project

You might find Pixar and Linear Algebra interview (8 min) interesting

  7

 Watch Change of Basis (13 min) Watch Eigenvectors (18 min)
Short presentations today
(Write up of those problems due too!)		 DOGL! Be sure to complete the Webwork problems for class each day.
Be sure to attain 5 stars in MathMatize from Week 7 modules
(by Wed Wk 8 class time)

Check here for last application project directions

Write up problems (due Wed Wk 8 class time):
Sec 4.3: 8, 12, 24
Sec 4.4: 12, 24

  8

 Diagonalization (4 min) alongside Diagonalization handout

NB: There will be a quiz in class today.

 Watch Abstract Vector Spaces (17 min)
Check out the guidelines for the last application project
 Read Sec 6.1 and 6.2 Take a look at this: Same Idea Different Language
Be sure to complete the Webwork problems for class each day.
Be sure to attain 3 stars in MathMatize from Week 8 modules AND
earn at least 80% on the quiz with infinitely many attempts in the Week 8 module (by Mon Wk 9 class time)
Write up problems (due Mon Wk 9 class time):
Sec 6.1: 28, 34, 40
Sec 6.2: 22, 34, 38, 50

  9

 Read Sec 6.4 and Sec 6.5 Read Sec 6.3
 Read Sec 6.6
NB: There will be a quiz in class today		 Try me:a practice exam and Remarks on Practice Exam
Be sure to complete the Webwork problems for class everyday
Be sure to earn at least 80% on the quiz with infinitely many attempts in the Week 9 module (by Wed Wk 10 class time)
Write up problems (due Wed Wk 10 class time):
(Be sure to write out the statement of the problem too!)
Sec 6.4: 6
Sec 6.5: 18, 20
Sec 6.6: 6, 12,

  10

 Memorial Day!
No Class!
Presentations (LEAP, then CAS)
Presentation (NRC)
Projects due at classtime today 		No warm ups this week, No MathMatize this week.
Check out Try me:a practice exam and Remarks on Practice Exam
if you haven't already
NB: Final Exam is MONDAY, 8:30am-11am