Find the Inverse of the Function $$f ( x ) = \frac { x } { 3 } - 6$$

question 263

Multiple Choice

Find the inverse of the function.
- $$f ( x ) = \frac { x } { 3 } - 6$$

• A) \(f ^ { - 1 } ( x ) = x + 9\)
• B) \(f ^ { - 1 } ( x ) = 3 x + 6\)
• C) \(f ^ { - 1 } ( x ) = 3 x - 18\)
• D) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = 3 \mathrm { x } + 18\)