Jawabanmu

Jawaban paling cerdas!
2014-04-27T20:44:20+07:00
X nya diganti aja dgn b. Jadi f(b) = b -8b = -42. -7b = -42. b = 6
1 5 1
2014-04-27T20:53:49+07:00
F(X)=b- 8x
f(b)= -42
b-8x= -42
b    = -42+8x