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limx趋向无穷(In(1+x^2))/x
黄奇回答:
lim(x->无穷)(In(1+x^2))/x(无穷/无穷)
=lim(x->无穷)2x/(1+x^2)(无穷/无穷)
=lim(x->无穷)2/(2x)
=0