Page No 64:
Question 4:
Construct a 2 × 2 matrix,
, whose elements are given by:
(i) ![]()
(ii) ![]()
(iii) ![]()
In general, a 2 × 2 matrix is given by
(i) ![]()

Therefore, the required matrix is
(ii) ![]()

Therefore, the required matrix is
(iii) ![]()

Therefore, the required matrix is