Question

if A is a non zero square matrix of an order n with det (I+A) is not equals to zero and A3=0 , where 1,0 are unit and nulla matrices of order n×n respectively then (I+A)inverse is?​

Answer 1

If A is a non zero square matrix of order n with det(I+A)



=0 and A

3

=0, where I, O are unit and null matrices of order n×n respectively then (I+A)

−1

=?

c option