Question
Answer
$$\sqrt{\dfrac{11}{2}}=\dfrac{1}{2}\sqrt{22}$$
Explanation
| $$ \begin{aligned}\sqrt{\frac{11}{2}}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{1}{2}\sqrt{22}\end{aligned} $$ | |
| ① | $$ \sqrt{ \frac{ 11 }{ 2 } } = \frac{ \sqrt{ 11 } } {\sqrt{ 2 }}
= \frac{ \sqrt{ 11 } } {\sqrt{ 2 }} \cdot \frac{ \sqrt{ 2 } } {\sqrt{ 2 }} = \\
= \frac{ \sqrt{ 22 }} { 2 } = \frac{ 1 }{ 2 } \sqrt{ 22 } $$ |
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