Write the minor and cofactor of each element of second column in the following determinants and evaluate them: ` |[4,9,7],[3,5,7],[5,4,5]| `

Write the minor and cofactor of each element of second column in the following determinants and evaluate them: |[1,2,4],[1,3,9],[1,4,16]|

Write the minor and cofactor of each element of the following determinants and also evaluate the determinant in each case: |1,0,4],[3,5,-1],[0,1,2]|

Write the minor and cofactor of each element of the following determinants and also evaluate the determinant in each case: |[5,-10],[0,3]|

Write the minor and cofactor of each element of the following determinants and also evaluate the determinant in each case: |[1,3,-2],[4,-5,6],[3,5,2]|

Write the minor and cofactor of each element of the following determinants and also evaluate the determinant in each case: |[1,0,0],[0,1,0],[0,0,1]|

Write the minors and cofactors of each element of the first column of the following matrices and hence evaluate the determinant in each case: A=[[5 ,20],[ 0,-1]] (ii) A=[[-1, 4],[ 2, 3]] (iii) A=[[1,-3, 2],[ 4,-1, 2],[ 3, 5, 2]] (iv) A=[[1,a, bc],[1,b, c a],[1,c, a b]]

Write the minors and cofactors of each element of the first column of the following matrices and hence evaluate the determinant in each case: A=[[0, 2, 6],[ 1, 5, 0],[ 3 ,7, 1]] (ii) A=[[a, h,g],[h, b,f],[g,f,c]] (ii) A=[[2,-1, 0,-3],[ 0,1, 1, 1],[-1, 2, -1, 5],[ 1, -2, 1, 0]]

Find minors and cofactors of all the elements of the determinant |[1,-2],[ 4 ,3]|

Write Minors and Cofactors of the elements of following determinants: (i) |(2,-4),( 0 ,3)| (ii) |(a ,c),( b, d)|

Write Minors and Cofactors of the elements of following determinants : (i) |{:(2,-4),(0,3):}| (ii) |{:(a,b),(c,d):}|