Question

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Given the function f(x) = The quantity of 4x minus 2, divided by 3, which of the below expressions is correct?

f−1(x) = The quantity of 2 minus 4x, divided by 3.
f−1(x) = The quantity of 3x minus 2, divided by 4.
f−1(x) = The quantity of negative 4x minus 2, divided by 3.
f−1(x) = The quantity of 3x plus 2, divided by 4.

Answer 1

help

Answer 2

let \[y=f(x)=\frac{ 4x-2 }{ 3 },\]
4x=3y+2
\[x=\frac{ 3y+2 }{ 4 }\]
interchange x & y
\[y=\frac{ 3x+2 }{ 4 },\]
?

Answer 3

thanks