Answer
$$7\sqrt{256}=112$$
Explanation
| $$ \begin{aligned}7\sqrt{256}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}7\cdot16 \xlongequal{ } \\[1 em] & \xlongequal{ }112\end{aligned} $$ | |
| ① | The square root of $ 256 $ is $ 16 $. |
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