Question

Sendo F(x) 3x-1 determine : A função inversa de F-¹

Answer 1

F(X)=3X-1
A INVERSA FICA ASSIM:
$F^{-1} (X)$=Y

x=3Y-1
3Y=X+1
Y=$\frac{X+1}{3}$
$F^{-1} (X)$=$\frac{x+1}{3}$