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

(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]]

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 find the value of 5k-k^(2) .

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

If A is a singular matrix, then write the value of |A| .

If A is a singular matrix, then write the value of |A| .

If B=[{:(6,3),(-2,k):}] is singular matrix then the value of k is____

If -5, k, -1 are in AP, then the value of k is equal to

If -5,k and -1 are in AP, then the value of k is equal to