Algebra Archive: Questions from April 12, 2022
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1 answer
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4 2 -1 2 2 A= and B= 29 5 (a) Find A B if possible. (b) Find BA if possible. () Find A if possible. (Hint: A = A· A.) Part: 0/3 Part 1 of 3 X (a) AB Not possible1 answer -
2 3 4 -13:00 A B=5 -1 -4 2 3 6 1 (a) Find A B if possible. (b) Find BA if possible. (c) Find A_ if possible. (Hint: A = A - A) Part: 0/3 Part 1 of 3 (a) X AB Not possible a1 answer -
3 answers
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2 -5 -24 A= and B= 6 10 0 0 (a) Find AB if possible. (b) Find BA if possible. () Find A’ if possible. (Hint: A = A.A.) Part: 0/3 Part 1 of 3 (a) AB =1 answer -
1 answer