16" If "A=[[1,k,3],[3,k,-2],[2,3,-4]]" is singular,then "k=?

(A) "4],[" 2.If " A=[[k,1,0],[3,5]]" is a singular matrix,then the value of "k" is equal to: "],[[" (A) "0," (B) "6," (C) "-6," (D) "6]]

[" (A) "4],[" 2.If "A=[[k,10],[3,5]]" is a singular matrix,then the value of "k" is equal to : "],[[" (A) "0," (B) "6," (C) "-6," (D1/ "]]

If "|[1,k,3],[3,k,-2],[2,3,-1]| =0," then the value of "k" is

If A=[[2-k,2],[1,3-k]] is a singular matrix,then find the value of 5k-k^(2) .

If "A= [[k,10],[3,5]]" is a singular matrix,then the value of "k" is equal to: "

If A=[[k,10],[3,5]] is a singular matrix,then the value of k is equal to

If the matrix [(1,2,-1),(-3,4,k),(-4,2,6)] is singular, then the value of k is equal to

If A = {:[(2-k,2),(1,3-k)] is a singular matirx, then the value of 5k-k^2 is equal to

If A = [ {:( 2-k, 2), ( 1, 3-k):}] is a singular matrix, then the value of 5k - k ^(2) is equal to

For what value of k ,the matrix [[2-k,3],[-5,1]] is singular.