Diketahui f x 3 x tambah 1 per 2x-1 maka f pangkat minus -1 (14) =

Bab Fungsi
Matematika SMA Kelas X

f(x) = (ax + b)/(cx + d)
f^(-1) (x) = (-dx + b)/(cx - a)

f(x) = (3x + 1)/(2x - 1)
f^(-1) (x) = (x + 1)/(2x - 3)

f^(-1) (14) = (14 + 1)/(2 . 14 - 3)
f^(-1) (14) = 15/25
f^(-1) (14) = 3/5

f^(-1) (4) = (4 + 1)/(2 . 4 - 3)
f^(-1) (4) = 5/5
f^(-1) (4) = 1