Consider the determinant, Delta=|(p,q,r)...

Consider the determinant, `Delta=|(p,q,r),(x,y,z),(l,m,n)|` .
`M_(ij)` denotes the minor of an element in `i^(th)` row, and `j^(th)` column
`C_(ij)` denotes the cofactor of an element in `i^(th)` row and `j^(th)` column
the value of `q.M_12 - y.M_22+ m.M_32` is :

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Consider the determinant, Delta=|(p,q,r),(x,y,z),(l,m,n)| . M_(ij) denotes the minor of an element in i^(th) row, and j^(th) column C_(ij) denotes the cofactor of an element in i^(th) row and j^(th) column The value of p.C_21+q.C_22+r.C_23 is :

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The cofactor of an element in the i^(th) row and the j^(th) column of a 3times3 matrix is defined

The element in the i^(th) row and the j^(th) column of a determinant of third order is equal to 2(i+j) . What is the value of the determinant?

In a third order matrix A, a_(ij) denotes the element in the i^(th) row and j^(th) column. If a_(ij) = {{:(0,"for I"= j),(1,"for I" gt j),(-1,"for I"lt j):} then the matrix is

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Consider the determinant, `Delta=|(p,q,r),(x,y,z),(l,m,n)|` . `M_(ij)` denotes the minor of an element in `i^(th)` row, and `j^(th)` column `C_(ij)` denotes the cofactor of an element in `i^(th)` row and `j^(th)` column the value of `q.M_12 - y.M_22+ m.M_32` is :

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Consider the determinant, `Delta=|(p,q,r),(x,y,z),(l,m,n)|` .
`M_(ij)` denotes the minor of an element in `i^(th)` row, and `j^(th)` column
`C_(ij)` denotes the cofactor of an element in `i^(th)` row and `j^(th)` column
the value of `q.M_12 - y.M_22+ m.M_32` is :