Use your knowledge of subscripts and addresses to complete the following matrix, given a12 = 9, a21

= −4, a13 = −5, a31 = 2, a23 = 7, and a32 = 3.Since the subscripts are always given in row-column order, a12 = 9 means that 9 is situated in the first row, second column; a21 = −4 means that −4 appears in the second row, first column; and so forth. Thus,

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A = 8 1 6