求极限lim(x→∞)x/(x²+1)(2+sinx)等于多少?

问题描述:

求极限lim(x→∞)x/(x²+1)(2+sinx)等于多少?

lim(x→∞)x/(x²+1)=lim(x→∞)1/(x+1/x)=0
|2+sinx|