If the function $f ( x ) = 9 x - 4$ is one-to-one, find its inverse.
A) $f ^ { - 1 } ( x ) = \frac { x - 4 } { 9 }$
B) $f ^ { - 1 } ( x ) = \frac { 1 } { 9 x - 4 }$
C) $f ^ { - 1 } ( x ) = \frac { x + 4 } { 9 }$
D) not one-to-one

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The Answer of If the function $f ( x ) = 9 x - 4$ is one-to-one, find its inverse.
A) $f ^ { - 1 } ( x ) = \frac { x - 4 } { 9 }$
B) $f ^ { - 1 } ( x ) = \frac { 1 } { 9 x - 4 }$
C) $f ^ { - 1 } ( x ) = \frac { x + 4 } { 9 }$
D) not one-to-one

If the Function f(x)=9x−4f ( x ) = 9 x - 4f(x)=9x−4

If the Function $f ( x ) = 9 x - 4$