Find $f^{\prime}(x)$ For the Function, Then Find $f^{\prime}(x)$ For the Given $x$
-

Multiple Choice

Find $f^{\prime}(x)$ for the function, then find $f^{\prime}(x)$ for the given $x$ .
- $g(x) =4 x-x^{3}, g^{\prime}(2)$

A) $g^{\prime}(x) =4-3 x ; g^{\prime}(2) =-2$
B) $g^{\prime}(x) =4-3 x^{2} ; g^{\prime}(2) =-8$
C) $g^{\prime}(x) =4 x-3 x^{2} ; g^{\prime}(2) =-4$
D) $g^{\prime}(x) =-4+3 x^{2} ; g^{\prime}(2) =10$