Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single cell.) 1 2 4 2 2 -1 L-1 6 (a) AB (b) BA Need Help? 7. -2 points LarLinAlg8 2.1.017 Find, if possible, AB and BA. (If not possible, enter IMPOSSIBLE in any single cell.) -2 3 51 13-4 A-1-1 2, B-0 -4-2 3 22 L2-11 (a) AB (b) BA