0
I
-I
A+B
None of these
If , then
AB = BA = 0
AB = 0, BA ≠ 0
BA = 0, AB ≠ 0
is
=
then A =
The matrix is non-singular if.
λ ≠ -5
λ ≠ -17
λ ≠ -16
λ ≠ -18
If , find y
2
3
1
-1
