ocr: HE 12 1ial- - -(7X2)-(3X1)-11 a - Sign arrays. for a 3x3 determinant for a 4x4 determinant The sign ofa number ina determinant in rowi and column /is (-1)i+j Roll the cursor over a number in this determinant to see the minor of that number. The Minors of a Determinant
