Limits again

Calculus Level 4

\[ \lim _{ x\to \infty }{ \frac { 2\left( { \left( 1+x \right) }^{ 5 }+{ \left( 1-x \right) }^{ 5 } \right) \left( { \left( 1+x \right) }^{ 3 }+{ \left( 1-x \right) }^{ 3 } \right) }{ { \left( { \left( 1+x \right) }^{ 2 }+{ \left( 1-x \right) }^{ 2 } \right) }^{ 3 } } } =\, ? \]