MATH 205A,B - LINEAR ALGEBRA
FALL 2015
QUIZ 1
NAME:
Section:(Circle one) A(8am)
B(9 : 30am)
Show ALL your work CAREFULLY.
Consider the following matrix
1
2 3 2
A =
2
2
0 4
.
3
6 9 6
(a) Find the reduced row echelon form of the matrix A. Make sure you show the row operations
you use.
(b) Find the general solutions of the system whose augmented matrix is given by A.
Date: Sept. 14, 2015.
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