if `A=[a_(ij)]_(2*2)` where `a_(ij)={i+j , i!=j` and `a_(ij)=i^2-2j ,i=j` then `A^-1` is equal to

if A=[a_(ij)]_(2*2) where a_(ij)={i+j , i!=j and i^2-2j ,i=j} then A^-1 is equal to

If A=[a_(ij)]_(2xx2)" where "a_(ij)=2i+j," then :"A=

If matrix A=[a_(ij)]_(2x2), where a_(ij)={{:(1"," , i ne j),(0",", i=j):} then A^(3) is equal to

If matrix A=([a_(ij)])_(2xx2), where a_(ij)={1,quad if quad i!=j0,quad if i+j, then A^(2) is equal to I( b) A(c)O(d)I

If matrix A=[a_(ij)]_(2xx2^(,)) where a_(ij)=1" if "i!=j =0" if "i=j then A^(2) is equal to :

If A=[a_(ij)]_(2xx2) where a_(ij)={{:(1",",if, I ne j),(0",", if,i=j):} then A^(2) is equal to

If matrix A=[a_(ij)]_(2xx2) , where a_(ij){:(=1,, "if",, i ne j),(= 0 ,,"if",,i=j):} then A^(2) is equal to

If A=|a_(ij)]_(2 xx 2) where a_(ij) = i-j then A =………….

If matrix A = [a_(ij)] _(2xx2) where a_(ij) {:(-1," if " i !=j ),(=0 , " if " i = j):} then A^(2) is equal to :