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