Example 8 - Chapter 4 Class 12 Determinants
Last updated at April 16, 2024 by Teachoo
Examples
Example 1
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Chapter 4 Class 12 Determinants
Serial order wise
Transcript
Example 8 Find the minor of element 6 in the determinant Δ = |■8(1&2&3@4&5&𝟔@7&8&9)| Since 6 lies in the second row and third column, i.e. a23 = 6 Minor of a23 = M23 = |■8(1&2&3@4&5&𝟔@7&8&9)| = |■8(1&2@7&8)| = 8 – 14 = – 6 Thus, minor of element 6 is −6.
