Tap the blue circles to see an explanation.
$$ \begin{aligned}\frac{17}{5\sqrt{26}}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}\frac{17}{5\sqrt{26}}\frac{\sqrt{26}}{\sqrt{26}} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}\frac{17\sqrt{26}}{130}\end{aligned} $$ | |
① | Multiply the numerator and denominator by the conjugate of the denominator . $$\color{blue}{ \sqrt{26}} $$. |
② | Multiply in a numerator. $$ \color{blue}{ 17 } \cdot \sqrt{26} = 17 \sqrt{26} $$ Simplify denominator. $$ \color{blue}{ 5 \sqrt{26} } \cdot \sqrt{26} = 130 $$ |