lim((1+x)^5-(1+5x))/(x^2+x^5) x趋向于0_数学解答

lim((1+x)^5-(1+5x))/(x^2+x^5) x趋向于0

人气：296 ℃　时间：2020-02-23 16:21:01

解答

lim((1+x)^5-(1+5x))/(x^2+x^5)
=lim(x^5+5x^4+10x^3+10x^2)/(x^2+x^5)
=lim(10x^2)/(x^2)
=10