Jawabanmu

2014-04-20T13:27:18+07:00
F (x) = (2-5x) / (x+2)
f (1) = (2-5·1) / (1+2)
= (2-5) / 3
= -3 / 3
= -1
2014-04-20T14:05:47+07:00
F(x) =(2'5x) / (x+2) f(1) =....? setiap x diganti dgn 1, f(1)= (2-5×) / (×+2) =(2-5.1) / (1+2) = -3 / 3 = -1 jd f(1) = -1