Ответ:

[tex]121[/tex]

Объяснение:

[tex]x^{2}-14x+33=0;[/tex]

[tex]\displaystyle \left \{ {{x_{1}+x_{2}=-(-14)} \atop {x_{1} \cdot x_{2}=33}} \right. \Leftrightarrow \left \{ {{x_{1}+x_{2}=14} \atop {x_{1} \cdot x_{2}=33}} \right. \Leftrightarrow \left \{ {{x_{1}=3} \atop {x_{2}=11}} \right. ;[/tex]

[tex]11^{2}=121;[/tex]