Respuesta :

[tex] \left[\begin{array}{ccc}1&2&3\\4&5&6\\7&8&9\end{array}\right] x^{123} x_{123} \sqrt[n]{x} \sqrt[n]{x} x_{123} \lim_{n \to \infty} a_n \int\limits^a_b {x} \, dx =1[/tex]