Question

In the matrix A = `[(2, 5, 19, -7),(35, -2, 5/2, 12), (sqrt(3), 1, -5, 17)]`, write the elements a₁₃, a₂₁, a₃₃, a₂₄, a₂₃.

Answer 1

a₁₃ = 19, a₂₁ = 35, a₃₃ = –5, a₂₄ = 12, a₂₃ = `5/2`