Construct a 2 × 2 matrix, A = [aij], whose elements are given by:
In general, a 2 × 2 matrix is given by A = 
aij = 
Therefore,
a11 = 
a12 = 
a21 = 
a22 = 
Therefore, the required matrix is A = 
.
4
Construct a 2 × 2 matrix, A = [aij], whose elements are given by:
In general, a 2 × 2 matrix is given by A =
aij =
Therefore,
a11 =
a12 =
a21 =
a22 =
Therefore, the required matrix is A = .