Jawabanmu

2014-03-11T17:58:15+07:00
Sebenarnya mau batu laah..
Tapi jawabannya pun panjang-panjang kali..
Hufthuft
Jawaban paling cerdas!
2014-03-11T18:28:48+07:00
(g o f) = 5 - 2x
g(f(x)) = 5 - 2x
g(4x - 1) = 5 - 2x
misal 4x - 1 = p, maka 4x = p + 1 ==> x = (p + 1) / 4
g(p) = 5 - 2((p+1)/4)
g(p) = 5 - (p + 1)/2
g(x) = 5 - (x+1)/2
1 5 1