Jawabanmu

2014-04-03T16:34:22+07:00
Dik : rumus fungsi f(x) = 15 - 4x
Dit : nilai f(5)
= 15-4.5= 15-20= -5
1 5 1
2014-04-03T16:37:01+07:00
Dik :
f(x) = 15 - 4x
f(5) = 15 - 4 (5) = 15 - 20 = -5