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Monday, February 20
Change of Coordinate Matrix
Test 2 is Wednesday
Tonight’s Homework
Read Section 2.5
Homework: Section 2.5 # 2
Tuesday, February 21
Test 2 covers Sections 2.1 – 2.4
Tonight’s Homework
Homework for Friday: Read Section 2.5
2.5 # 3 (a), (c), (e)
Wednesday, February 22
Test 2 today covers Sections 2.1 – 2.4
Sample Test 2: test2-2015a
Answers: (1a) {(1,0,-1,0),(0,0,0,1)} (1b) {(1,0,2)} (1c) 4×3 matrix with rows
(2,0,-1),(0,0,0),(-2,0,1),(0,1,0) (2) (24,10,-38) (3) Exercise 2.1 # 13 (4) Theorem 2.17, page 100
Tonight’s Homework
Read Section 2.5
Homework: Section 2.5 # 2, 3 (a), (c), (e), 4
Friday, February 24
Change of Coordinate Matrix
Tonight’s Homework
Read Section 2.5
Homework: Section 2.5 # 5, 9
Written homework 1 due Wednesday, March 1: Let L be the line y = 4x. Find the
formula for the linear transformation that reflects all points about the line L. You must work
alone on this written homework.