If A=
is singular then k=?
When a given matrix is singular then the given matrix determinant is 0.
= 0
Given,
A=
= 0
1(-4k + 6) –k(-12 + 4) +3 (9 -2k)= 0
-4k + 6 +12k -4k + 27 -6k = 0
-2k +33 = 0
k = 
.
1
If A=is singular then k=?
When a given matrix is singular then the given matrix determinant is 0.
= 0
Given,
A=
= 0
1(-4k + 6) –k(-12 + 4) +3 (9 -2k)= 0
-4k + 6 +12k -4k + 27 -6k = 0
-2k +33 = 0
k = .