Question

If A = `[(5, 2, 2),(-sqrt(17), 0.7, 5/2),(8, 3, 1)]` then verify (A^T)^T = A

Answer 1

A = `[(5, 2, 2),(-sqrt(17), 0.7, 5/2),(8, 3, 1)]`

A^T = `[(5, -sqrt(17), 8),(2, 0.7, 3),(2, 5/2, 1)]`

(A^T)^T = `[(5, 2, 2),(- sqrt(17), 0.7, 5/2),(8, 3, 1)]`

(A^T)^T = A

Hence it is verified