MATH 223, Linear Algebra Winter, 2010 Assignment 1, due in class January 18, 2010
z 1. Let z = 5 + 3i and w = 4  i. Find z , w, z + w, z  w, z w and w (all in the form a + bi with a and b real numbers). Find the absolute value of each of these 6 numbers
MATH 223, Linear Algebra Winter, 2010 Solutions to Assignment 1
z 1. Let z = 5 + 3i and w = 4  i. Find z , w, z + w, z  w, z w and w (all in the form a + bi with a and b real numbers). Find the absolute value of each of these 6 numbers.
Solution: z = 5
MATH 223, Linear Algebra Winter 2010 Solutions to Assignment 2 C stands for the set of complex numbers, and R for the set of real numbers. 1. Here are some subsets of the complex vector space C 3 . In each case, decide whether the given set S is a subspac
Nicolas Leblanc
due 10/25/2009 at 11:59pm EDT.
Assignment 4
MATH262, Fall 2008
You may attempt each problem a maximum of 6 times.
1. (1 pt) Let a = (8, 4, 6) and b = (7, 2, 8) be vectors.
Compute the cross product a b. ( ,
,
)
Correct Answers:
20
22

Elise Janho
due 01/22/2017 at 11:59pm EST.
Assignment 1
MATH133, Winter 2017
You may attempt any problem an unlimited number of times.
1. (1 point) Solve the system using elimination
4x9y=35
7x+8y= 38
(incorrect)
x=
y=
4. (1 point) Solve the system using
MATH 223, Linear Algebra Winter, 2010 Assignment 5, due in class Monday, February 15, 2010 Reminder: the midterm exam is Thursday, March 4, from 67PM. The rooms in the Stewart Biology building are N2/2 and S1/3. 1. Let V = P3 (x), the space of real polyn
MATH 223, Linear Algebra Winter, 2010 Assignment 4, due in class Monday, February 8, 2010 1. Find a basis for each of the row space, column space and null space of the following matrix A over the complex numbers. What is its rank? Express each row of A as
MATH 223, Linear Algebra Winter, 2010 Assignment 4, due in class Monday, February 8, 2010 1. Find a basis for each of the row space, column space and null space of the following matrix A over the complex numbers. What is its rank? Express each row of A as
MATH 223, Linear Algebra Winter, 2010 Assignment 3, due in class Monday, February 1, 2010 1. Let V = M2 (R) be the real vector space of 22 matrices with real entries. For each of the following subsets of V , decide if it is independent, if it is a spannin
MATH 223, Linear Algebra Winter, 2010 Solutions to Assignment 3 1. Let V = M2 (R) be the real vector space of 22 matrices with real entries. For each of the following subsets of V , decide if it is independent, if it is a spanning set for V , and/or if it
MATH 223, Linear Algebra Winter 2010 Assignment 2, due in class Monday, January 25, 2010 C stands for the set of complex numbers, and R for the set of real numbers. 1. Here are some subsets of the complex vector space C 3 . In each case, decide whether th