For the Given Functions F(x) and G(x), Find F(x) ∙ $$f ( x ) = 5 x ^ { 6 } , g ( x ) = - 4 x ^ { 4 } + 8 x ^ { 2 } - 1$$

Multiple Choice

For the given functions f(x) and g(x) , find f(x) ∙ g(x) .
- $$f ( x ) = 5 x ^ { 6 } , g ( x ) = - 4 x ^ { 4 } + 8 x ^ { 2 } - 1$$

A) $- 20 x ^ { 4 } + 40 x ^ { 2 } - 5$
B) $- 20 x ^ { 10 } + 8 x ^ { 2 } - 1$
C) $- 20 x ^ { 10 } + 40 x ^ { 8 }$
D) $- 20 x ^ { 10 } + 40 x ^ { 8 } - 5 x ^ { 6 }$