Simplify the Expression as Completely as Possible $$\left( - 4 w ^ { 2 } \right) \left( - 2 w ^ { 4 } \right)$$

Short Answer

Simplify the expression as completely as possible. $$\left( - 4 w ^ { 2 } \right) \left( - 2 w ^ { 4 } \right)$$