Question

Construct a 2 × 2 matrix A = [a_ij] whose elements a_ij are given by :

a_ij = e^2ix sin xj

Answer 1

Let A = [a_ij]_2×2 

So, the elements in a 2×2 matrix are 

a₁₁, a₁₂, a₂₁, a₂₂,