Question

a função inversa da função f (x)= 2x-1/ -3

Answer 1

$f(x)= \frac{2x-1}{-3} \ \textgreater \ y=\frac{2x-1}{-3} (inversa\ \textgreater \ )x=\frac{2y-1}{-3} \\ \\ -3.x=2y-1\ \textgreater \ 2y=-3x+1\ \textgreater \ y= \frac{-3x+1}{2} \\ \\ Resposta: \frac{-3x+1}{2}$