Question

помогите пожалуйста, с 180-186

Answer 1

$x^{2} x^{2}<strong></strong>∦⇄ωω⇔⇔∛[tex] left { {{y=2} atop {x=2}} right. \ beta beta x^{2} x_{123} x^{123} leq neq left[begin{array}{ccc}1&2&3\4&5&6\7&8&9end{array}right]$  sqrt{x} leq x^{123} frac{x}{y} frac{x}{y} [/tex]