lim(x→∞)x乘以sin1/x等于多少(有步骤更好)
问题描述:
lim(x→∞)x乘以sin1/x等于多少(有步骤更好)
答
=lim(x→∞) sin(1/x) / (1/x)
=1
lim(x→∞)x乘以sin1/x等于多少(有步骤更好)
=lim(x→∞) sin(1/x) / (1/x)
=1