Example 8 - Chapter 4 Class 12 Determinants

Last updated at August 5, 2026 by

Example 8 - Find minor of element 6 in the determinant - Examples - Examples

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Example 8 Find the minor of element 6 in the determinant Ī” = |ā– 8(1&2&3@4&5&šŸ”@7&8&9)| Since 6 lies in the second row and third column, i.e. a23 = 6 Minor of a23 = M23 = |ā– 8(1&2&3@4&5&šŸ”@7&8&9)| = |ā– 8(1&2@7&8)| = 8 ā€“ 14 = ā€“ 6 Thus, minor of element 6 is āˆ’6.

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