1. Please help me solve the following linear algebra question. please show work.
2A-B, and B + . (If not possible, enter iMpOSSIBLE in any single cell.) Find, if possible, A + B, 4 5 -1 A-B, 2A, 4 2 5 A-1 2 0 21, B= 002 1 1 2 2 1 3 (a) AB (b) A-B (c) 24 (d) 24 -B
