2 3  Determinant of a matrix of order 3 × 3
Determinant of a matrix of order three can be determined by expressing it in terms of
second order determinants This is known as expansion of a determinant along
a row (or a column) There are six ways of expanding a determinant of order
Rationalised 2023-24
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MATHEMATICS
3 corresponding to each of three rows (R1, R2 and R3) and three columns (C1, C2 and
C3) giving the same value as shown below