[tex]x^{2} \int\limits^a_b {x} \, dx \leq \neq \sqrt{x} \frac{x}{y} \sqrt[n]{x} \frac{x}{y} \frac{x}{y} x_{123} \lim_{n \to \infty} a_n \int\limits^a_b {x} \, dx \left \{ {{y=2} \atop {x=2}} \right. \geq \pi \sqrt[n]{x} \beta x_{123} \frac{x}{y} \sqrt[n]{x} =N[/tex]