Jawabanmu

2014-02-02T18:57:23+07:00
F(x)=x-2
x=2
f(2x)+2f(x)=...
=(2.2)+(2.2)
=4+4
=8
2014-02-02T18:58:12+07:00
F(2x) + 2f(x) = 2x-2 + 2. (x-2)
= 2x-2+2x-4 = 4x-6