Jawabanmu

2014-06-10T01:25:54+07:00
2014-06-10T01:27:19+07:00
F(x) = ax + 8 , f(2) = -2

{=} f(2) = a(2) + 8 = -2
{=} f(2) = 2a + 8 = -2
{=} 2a = -2 - 8
{=}      = -10
{=}   a = -10 / 2
{=}   a = -5