Question
Answer
$$\dfrac{\sqrt{15}}{\sqrt{94}}=\dfrac{\sqrt{1410}}{94}$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{\sqrt{15}}{\sqrt{94}}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{\sqrt{15}}{\sqrt{94}}\frac{\sqrt{94}}{\sqrt{94}} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}\frac{\sqrt{1410}}{94}\end{aligned} $$ | |
| ① | Multiply the numerator and denominator by the conjugate of the denominator . $$\color{blue}{ \sqrt{94}} $$. |
| ② | Multiply in a numerator. $$ \color{blue}{ \sqrt{15} } \cdot \sqrt{94} = \sqrt{1410} $$ Simplify denominator. $$ \color{blue}{ \sqrt{94} } \cdot \sqrt{94} = 94 $$ |
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