$${ \left(1+ { a }^{ 2 } + \frac{ 1 }{ { a }^{ 2 } } \right) }^{ 2 }$$
$\frac{\left(a^{4}+a^{2}+1\right)^{2}}{a^{4}}$
$a^{4}+2a^{2}+3+\frac{2}{a^{2}}+\frac{1}{a^{4}}$
