Find the Inverse of the One-To-One Function $$f ( x ) = \frac { 4 x + 7 } { 5 }$$

question 152

Multiple Choice

Find the inverse of the one-to-one function.
- $$f ( x ) = \frac { 4 x + 7 } { 5 }$$

• A) \(f ^ { - 1 } ( x ) = \frac { 5 x - 7 } { 4 }\)
• B) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = \frac { 5 \mathrm { x } + 7 } { 4 }\)
• C) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = \frac { 5 } { 4 \mathrm { x } - 7 }\)
• D) \(f ^ { - 1 } ( x ) = \frac { 5 } { 4 x + 7 }\)

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