求极限lim(x→0)sinxsin(1/x);lim(x→∞)(arctanx/x)

求极限lim(x→0)sinxsin(1/x);lim(x→∞)(arctanx/x) lim(x→+∞)(2/π*arctanx)^x求极限 求lim(x→0)arctanx/x的极限, 求极限lim(x→∞)(1+1/x)(2-((x+1)/x^2)*arctanx) 求1、lim(x→∞)10^1/x的极限 2、lim(x→1)arctanx的极限, lim x→-∞ arctanx/2求极限 用洛必达法则求极限 1,lim(x→0)arctanx-x/sinx^3 2,lim(x→0)lncosax/lncos lim(2/πarctanx)^x x→∞ lim x^2 e^(1/x^2) x→0 用罗比达求极限. lim(x→∞)arctanx/x的极限 用洛必达法则求下列函数的极限.lim((兀/2-arctanx)/(1/x)) x→∞ lim当x→0,(e∧x+ln(1-x)-1)/x-arctanx 用洛必达法则求极限 求x→0时 lim(arctanx)/x