Math 2200 Exam 1 __
Fa11'2012-._.._ _ _ . _. .
Célculatdrs can not be used to assist in taking this exam. Any other form oi' -
as'sista'nce is cheating and is not allowed. I '
I I 1.: Find a 2 X 2 matrix A, where each main diagonal element is zero, so th
Math 2200 Exam 1 __
Fa11'2012-._.._ _ _ . _. .
Célculatdrs can not be used to assist in taking this exam. Any other form oi' -
as'sista'nce is cheating and is not allowed. I '
I I 1.: Find a 2 X 2 matrix A, where each main diagonal element is zero, so th
1
Math 2200 - 001 Test 2 Fall 2011
Student Name.
Instructions: There are 15 problems. You answer less than 15 questions at your own risk. Answer each question in
details. No points for answer only some exceptions in Part A. You must ask for explanation if
Math 2200 Quiz
Instructions: No points for anSWers oniy.
1. Suppose that A is 3 x 3 with |A|= 3. Let B = 2A and C = TB. Find ICI. (6 points)
iéf-Jirairiwo) g. ;. mg;
[Ci / pm : fwd/G)
2. Consider the system linear equations: 5x + By = 3; 8x + 13y =