Jawabanmu

2014-02-13T19:02:03+07:00
F(3)= 3kuadrat+2(3)-3
     = 9+6-3
     = 12
2014-02-13T19:03:45+07:00
A. f(3) = (3)^2 +2(3)-3 = 9+6-3 12 b. (1/2h) = (1/2h)^2+2(1/2h)-3 = 1/4h^2+ h-3