Jawabanmu

2014-04-20T21:26:03+07:00
Lim x⇒0 √x+9 -√9-x/4x di kali√x+9+√9-x /√x+9+√9-x = x+9 -9+x / 4x(√x+9 + √9-x = 2x / 4x(√x+9 +√9-x) = 1 / 2(6) = 1/12