The function $f$ is given by $$f ( x ) = \left( \frac { 2 } { x } - \frac { 1 } { 2 x ^ { 2 } } \right) ^ { 2 } \quad ( x \neq 0 )$$ What is the value of $f ^ { \prime \prime } ( 1 )$ ? A - 3 B - 1 C 5 D 17 E 29 F 80
& C
The function $f$ is given by
$$f ( x ) = \left( \frac { 2 } { x } - \frac { 1 } { 2 x ^ { 2 } } \right) ^ { 2 } \quad ( x \neq 0 )$$
What is the value of $f ^ { \prime \prime } ( 1 )$ ?
A - 3
B - 1
C 5
D 17
E 29
F 80