Question 5
If / 2 5 2 31 13 3 5 5 1 2 4 1 2 4A and B3 3 3 5 5 5 7 2 7 6 223 3 5 5 5 = = , then compute 3A - 5B.
SOLUTION
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If / 2 5 2 31 13 3 5 5 1 2 4 1 2 4A and B3 3 3 5 5 5 7 2 7 6 223 3 5 5 5 = = , then compute 3A - 5B.