If xsin(1/x)≤f(x)≤xx \sin(1/x) \leq f(x) \leq xxsin(1/x)≤f(x)≤x for x>0x > 0x>0 and f(0)=0f(0) = 0f(0)=0, what is limx→0+f(x)\lim_{x \to 0^+} f(x)limx→0+f(x)?
000
111
Does not exist
∞\infty∞