Question: (1) Let B a21 = 1 0.5 -2 -1 10] 2 3 4 5 C = 2 -6 -3 7 5 and A

(1) Let B a21 = 1 0.5 -2 -1 10] 2 3 

(1) Let B a21 = 1 0.5 -2 -1 10] 2 3 4 5 " C = 2 -6 -3 7 5 and A = BC. Find the (2, 1)-entry of A.

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