Tap the blue circles to see an explanation.
| $$ \begin{aligned}(x^1+x^1)^{12}& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}(2x)^{12} \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}4096x^{12}\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{x} + \color{blue}{x} = \color{blue}{2x} $$ |
| ② | $$ \left( 2x \right)^{12} = 2^{12}x^{12} = 4096x^{12} $$ |