1. The problem statement, all variables and given/known data PHP: Given that |a b c| =-6 |d e f| |g h i| find |-3a -3b -3c | |d e f | |g-4d h-4e i-4f | 2. Relevant equations NA 3. The attempt at a solution I am not sure where to start to solve this question. I am familiar with matrix applications but not sure determine the answer. Thanks, in advance.