SOLUTION: Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single cell.) {{{A}}}{{{""=""}}}{{{(matrix(2,2,-2,-1,1,2))}}} {{{B}}}{{{""=""}}}{{{(matrix(2,2,3,1,2,2)

Algebra ->  Equations -> SOLUTION: Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single cell.) {{{A}}}{{{""=""}}}{{{(matrix(2,2,-2,-1,1,2))}}} {{{B}}}{{{""=""}}}{{{(matrix(2,2,3,1,2,2)      Log On


   

Question 1185218: Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single
cell.)
A%22%22=%22%22%28matrix%282%2C2%2C-2%2C-1%2C1%2C2%29%29
B%22%22=%22%22%28matrix%282%2C2%2C3%2C1%2C2%2C2%29%29
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single
cell.)
A%22%22=%22%22%28matrix%282%2C2%2C-2%2C-1%2C1%2C2%29%29

B%22%22=%22%22%28matrix%282%2C2%2C3%2C1%2C2%2C2%29%29


AB%22%22=%22%22%28matrix%282%2C2%2C-2%2C-1%2C1%2C2%29%29%28matrix%282%2C2%2C3%2C1%2C2%2C2%29%29%22%22=%22%22%22%22=%22%22%28matrix%282%2C2%2C-6-2%2C-2-2%2C3%2B4%2C1%2B4%29%29%22%22=%22%22%28matrix%282%2C2%2C-8%2C-4%2C7%2C5%29%29

BA%22%22=%22%22%28matrix%282%2C2%2C3%2C1%2C2%2C2%29%29%28matrix%282%2C2%2C-2%2C-1%2C1%2C2%29%29%22%22=%22%22%22%22=%22%22%28matrix%282%2C2%2C-6%2B1%2C-3%2B2%2C-4%2B2%2C-2%2B4%29%29%22%22=%22%22%28matrix%282%2C2%2C-5%2C-1%2C-2%2C2%29%29

Edwin