Question
Answer
$$6\sqrt{122}\sqrt{14}=12\sqrt{427}$$
Explanation
| $$ \begin{aligned}6\sqrt{122}\sqrt{14}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}12\sqrt{427}\end{aligned} $$ | |
| ① | $$ 6 \sqrt{1708} =
6 \sqrt{ 2 ^2 \cdot 427 } =
6 \sqrt{ 2 ^2 } \, \sqrt{ 427 } =
6 \cdot 2 \sqrt{ 427 } =
12 \sqrt{ 427 } $$ |
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