Jawabanmu

2014-04-23T16:32:20+07:00
gof(x) = 2x² - 5x + 12
g(f(x)) =
2x²- 5x + 12
g(x-2) = 2x²- 5x + 12
         = 2(x - 2)² + 3(x - 2) + 10
 g(x)  = 2x² + 3x + 10