Tap the blue circles to see an explanation.
$$ \begin{aligned}(x^1+x^1+x^1+x^1+x^1+x^1)^9& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}(6x)^9 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}10077696x^9\end{aligned} $$ | |
① | Combine like terms: $$ \color{blue}{x} + \color{red}{x} + \color{green}{x} + \color{orange}{x} + \color{blue}{x} + \color{blue}{x} = \color{blue}{6x} $$ |
② | $$ \left( 6x \right)^9 = 6^9x^9 = 10077696x^9 $$ |