Jika f(x) = 7x – 2 maka f-1(x+1) =

By Admin ReiPosted on December 2, 2022

Jika f(x) = 7x – 2 maka f-1(x+1) =

$f(x)=7x-2\ y=7x-2\ y+2=7x\ frac{y+2}{7}=x\ x= frac{y+2}{7}\ f^{-1}(y)= frac{y+2}{7}\ \f^{-1}(x)= frac{x+2}{7}\ \f^{-1}(x+1)= frac{(x+1)+2}{7}\\f^{-1}(x+1)= frac{x+3}{7}$