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To find the minors and cofactors of the elements of the given determinant:
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18 stepsTo find the minors and cofactors of the elements of the given determinant:
Let the matrix be .
The minor is the determinant of the submatrix formed by deleting row and column .
The cofactor is given by .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
For element :
Find the minor .
Find the cofactor .
The minors and cofactors are:
- ,
- ,
- ,
- ,
- ,
- ,
- ,
- ,
- ,
The matrix of minors is:
The matrix of cofactors is:
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