Question
Answer
$$\dfrac{3^4}{3^2}=9$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}\frac{3^4}{3^2}& \xlongequal{ }\frac{81}{9} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}} \frac{ 81 : \color{orangered}{ 9 } }{ 9 : \color{orangered}{ 9 }} \xlongequal{ } \\[1 em] & \xlongequal{ }\frac{9}{1} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}9\end{aligned} $$ | |
| ① | Divide both the top and bottom numbers by $ \color{orangered}{ 9 } $. |
| ② | Remove 1 from denominator. |
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Simplify Rational Expressions