Tentukan limx→0 (cos5xsin4x3x) !\lim\limits_{x\rightarrow0}\ \left(\frac{\cos5x\sin4x}{3x}\right)\ !x→0lim (3xcos5xsin4x) !
14\frac{1}{4}41
13\frac{1}{3}31
34\frac{3}{4}43
43\frac{4}{3}34
12\frac{1}{2}21