" If "a_(y)=(1)/(2)(3i-2j)" and "A=[a_(y)]_(2x2)," then "A" is equal to "

If a_(ij)=(1)/(2) (3i-2j) and A = [a_(ij)]_(2xx2) is

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_(1)//x)+(b_(1)//y)=c_(1),(a_(2)//x)+(b_(2)//y)=c_(2) Delta_(1)=|{:(a_(1),b_(1)),(a_(2),b_(2)):}|,Delta_(2)=|{:(b_(1),c_(1)),(b_(2),c_(2)):}|," "Delta_(3)=|{:(c_(1),a_(1)),(c_(2),a_(2)):}| , then (x, y) is equal to which one of the following ?

If A = [a_(ij)]_(2xx2) , where a_(ij) = ((i + 2j)^(2))/(2 ) , then A is equal to

If the line x-1=0 divides the area bounded by the curves 2x+1=sqrt(4y+1),y=x and y=2 in two regions of area A_(1) and A_(2)(A_(1)

For 2x3 matrix A=[a_(ij)] whose elements are given by a_(ij)=((i+j)^(2))/(2) then A 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 matrix A=[a_(ij)]_(2x2), where a_(ij)={{:(1"," , i ne j),(0",", i=j):} then A^(3) is equal to