lim(x→∞)x^2+1/x^4+1怎么求极限,

问题描述:

lim(x→∞)x^2+1/x^4+1怎么求极限,

lim(x→∞)(x^2+1)/(x^4+1)
=lim(x→∞)(1/x^2+1/x^4)/(1+1/x^4)
=0