Вопрос:

Ответ:

\[\sqrt{\left( 4\sqrt{2} - 7 \right)^{2}} + 4\sqrt{2} =\]

\[= \left| 4\sqrt{2} - 7 \right| + 4\sqrt{2} =\]

\[= 7 - 4\sqrt{2} + 4\sqrt{2} = 7.\]