Question
Answer
$$(5\sqrt{5})^2=125$$
Explanation
| $$ \begin{aligned}(5\sqrt{5})^2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}125\end{aligned} $$ | |
| ① | $$ (5\sqrt{5})^2 =
5^{ 2 } \cdot \sqrt{5} ^ { 2 } =
5^{ 2 } \sqrt{5} ^2 =
5^{ 2 } \lvert 5 \rvert =
125 $$ |
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