Jawabanmu

2014-06-10T07:56:34+07:00
(gof)(a) = g(f(a))
-2a+3 = 4 (f(a))-1
-2a + 4 = 4 f(a))
-1/2 a + 1 = F(a)
2014-06-10T08:04:45+07:00
G(a)=4a-1
g(f(a))=-2a+3
g(f(a))=-2(f(a))+3
4a-1= -2(f(a))+3
4a-1-3=-2 (f(a))
4a-4= -2 (f(a))
4a-4/-2=f(a)
-a+1 =f(a)