limit of function?
回答 (1)
2015-11-29 5:50 am
✔ 最佳答案
lim(x→∞)ln(x^4-3) = ln(x^4) = 4*ln(x)lim(x→∞)ln(x)*cos(1/x) = ln(x)*cos(0) = ln(x)
=> lim(x→∞)ln(x^4-3)/ln(x)*cos(1/x) = 4*ln(x)/ln(x) = 4
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https://hk.answers.yahoo.com/question/index?qid=20151128212900AAlkFWx