2. for the given matrices A = -3 9 14 7 9 -17 -8 Find : a. A + D b. AA + DDT C. BC d. (AB + AD) T e. 3A + 4D 1 13 " B= 15 - 2 -9 5 1 12 " C = 4 5 -7 11 D = 18 3 21 4 8 5 -6 0 34

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