Elementary Linear Algebra with Applications was written by and is associated to the ISBN: 9780132296540. The answer to “Find two different 2 x 2 matrices A such that A" = O.” is broken down into a number of easy to follow steps, and 13 words. Since the solution to 12 from 1.4 chapter was answered, more than 235 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 12 from chapter: 1.4 was answered by , our top Math solution expert on 01/30/18, 04:18PM. This full solution covers the following key subjects: . This expansive textbook survival guide covers 57 chapters, and 1519 solutions. This textbook survival guide was created for the textbook: Elementary Linear Algebra with Applications, edition: 9.