Question
Answer
$$3\sqrt{54}\cdot6=54\sqrt{6}$$
Explanation
| $$ \begin{aligned}3\sqrt{54}\cdot6& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}54\sqrt{6}\end{aligned} $$ | |
| ① | $$ 18 \sqrt{54} =
18 \sqrt{ 3 ^2 \cdot 6 } =
18 \sqrt{ 3 ^2 } \, \sqrt{ 6 } =
18 \cdot 3 \sqrt{ 6 } =
54 \sqrt{ 6 } $$ |
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