MAT224HSS QUIZ 4 Instructor: Igors Gorbovickis Total: 18pts
Name: Student# ’Illtorial#
1.(6 X lpts) Answer the following questions, no justiﬁcation nccodcd.
1. Yes or No (circle one): The row space of A is the game as the column space of AT.
2. If a 7 x 5
MAT224H5S QUIZ 2 Instructor: Igors Gorbovickis Total: 20pts
Name: Student # Tutorial#
1.(4 >< 1pts) Answer the following questions, no justiﬁcation neeoded.
l. Yesl'or No (circle one): The null Space of an m x n matrix is in R”.
2. @or No (circle one): Th
MAT224H5S QUIZ 1 Instructor: Igors Gorbovickis Total: 20pts
Name: Student# rTutorialth
1.(4 >< lpts) Answer the following questions, no justiﬁcation neeeded.
1. Yes or circle one): If G and H are subspaces of V, then G U H (union) is also a subspace
of V.
MAT224HSS Midterm
Version 1
February 24, 2015
Time allocated: 110 minutes. Aids: none.
Instructor: Igors Gorbovickis
Full Name:
Student ID:
Instructions:
0 Have your student card available for inspection, and read instructions carefully.
0 DO NOT star
MAT224H5S Midterm
Version 2
February 24, 2015
Time allocated: 110 minutes. Aids: none.
Instructor: lgors Gorbovickis
Full N ame:
Student. ID:
Instructions:
0 Have your student card available for inspection, and read instructions carefully.
- DO NOT start
MAT224H5F TERM TEST I
October 17, 2013
Time allocated: 110 minutes. : Aids: none.
Instructor: Ke Zhang
Full Name:
Student ID:
Instructions:
0 Have your student card available for inspection, and read instructions carefully.
0 DO NOT start until
MAT224H5F TERM TEST I
October 17, 2013
Time allocated: 110 minutes.
Aids: none.
Instructor: Ke Zhang
Full Name:
Student ID:
Instructions:
Have your student card available for inspection, and read instructions carefully.
DO NOT start until instructed to
MAT224S Practice problems 3: answers to
computational questions
Answers to odd-numbered exercises can be found in the textbook (see
Appendix).
Section 4.3
2
2
3
8
1
1
0
1 0 8
0 , 2 , Basis for Col A: ,
14) Basis for Nul A:
, ;
2 3 9
0
MAT224H5S QUIZ 3 Instructor: Igors Gorbovickis Total: 20pts
Name: Student # T utorial#
1.(4 >< 1pts) Answer the following questions, no justiﬁcation neeeded.
1. or No (circle one): If B is the standard basis for R“? then the B—coorclinate vector of an
x i