Mathematics, 02.08.2019 22:10 claupatri120
1. explain under what conditions the product ab of two matrices a and b is defined. 2. explain under what conditions the sum a + b of two matrices a and b is defined. 3. what does it mean for a matrix to be non-zero? 4. what matrix does the notation in represent? explain in words, then construct i3. 5. if a matrix a is 3 × 5 and the product ba is 2 × 5, then what is the siz
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