Q" 7) If matrix "A=[a_(ij)]_(2times2,)," where "a_(ij)={[1" if "i!=j],[0" if "i=j]," then "A^(2)" is equal to "

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

If matrix A = [a_(ij)] _(2xx2) where a_(ij) {:(-1," if " i !=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 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)]_(2X2) , where a_(ij)={[1,i!=j],[0,i=j]}, then A^2 is equal to

If matrix A=[a_(ij)]_(2X2) , where a_(ij)={[1,i!=j],[0,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)]_(2x2), where a_(ij)={{:(1"," , i ne j),(0",", i=j):} then A^(3) is equal to

Construct a matrix [a_(ij)]_(2xx2) where a_(ij)=i+2j

If matrix A=[a_(ij)]_(2X2') where a_(ij)={[1,i!=j0,i=j]}, then A^(2) is equal to