Find All Possible Functions with the Given Derivative $y ^ { \prime } = 3 - \frac { 1 } { x ^ { 2 } }$

Multiple Choice

Find all possible functions with the given derivative.
- $y ^ { \prime } = 3 - \frac { 1 } { x ^ { 2 } }$

A) $3 x - \frac { 1 } { x } + C$
B) $3 + \frac { 1 } { x ^ { 2 } } + C$
C) $3 x + \frac { 1 } { x } + C$
D) $3 - \frac { 1 } { x } + C$