Simplify $\left(a^{\frac{1}{n}}\right)^2$ using the power of a power property: $\left(a^m\right)^n=a^{m\cdot n}$. In the expression, $m$ equals $\frac{1}{n}$ and $n$ equals $2$
Multiply the fraction by the term $2$
Any expression multiplied by $1$ is equal to itself
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