Jawabanmu

Jawaban paling cerdas!
2014-05-27T12:59:48+07:00
F(x) = 20/x^11/3
      = 20x^-11/3
f ' (x) = (-220/3)x^-8/3
         = -220
           3x²∛x²
f ' (1) = 3(1)²∛1²
         = 3x1x1
         = 3
1 5 1