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[" If "A" and "B" are square matrices "],[" of order "3times3," where "|A|=2" and "],[|B|=1," then "|(A^(-1))*adj(B^(-1))],[" adj "(2A^(-1))|=],[" (1) "1],[" (2) "8],[" (3) "7],[" (4) "4]

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