Tap the blue circles to see an explanation.
$$ \begin{aligned}\frac{\sqrt{1134}}{\sqrt{7}}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{\sqrt{1134}}{\sqrt{7}}\frac{\sqrt{7}}{\sqrt{7}} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}\frac{63\sqrt{2}}{7} \xlongequal{ } \\[1 em] & \xlongequal{ }9\sqrt{2}\end{aligned} $$ | |
① | Multiply the numerator and denominator by the conjugate of the denominator . $$\color{blue}{ \sqrt{7}} $$. |
② | Multiply in a numerator. $$ \color{blue}{ \sqrt{1134} } \cdot \sqrt{7} = 63 \sqrt{2} $$ Simplify denominator. $$ \color{blue}{ \sqrt{7} } \cdot \sqrt{7} = 7 $$ |