Jawabanmu

2014-05-16T12:36:29+07:00
Lim x->0  sin3x(1-cos4x) / 2x^3
 sin3x 2 sin^2(2x) / 2x^3
3x . 2 . 4x^2 / 2x^3 = 12
2014-05-16T14:17:35+07:00
lim x->0  sin3x(1-cos4x) / 2x^3
 sin3x 2 sin^2(2x) / 2x^3
3x . 2 . 4x^2 / 2x^3 = 12