求极限,lim(x→+∞)[1+1/(2x)]^x
求lim(x→0)x cos 1/x lim(x→∞)x^2/ (3x-1)的极限
1.4求极限lim(x→∞) (x^2+x)/ (x^4-3x^+1)
求极限 lim(x→∞)5x/(x-4) 求极限 lim(x→-∞)[(√1-x)-3]
几道微积分一,求极限lim x→÷∞ x一,求极限lim x→÷∞ x+2x/2x-3x+1二,求极限lim x→1 x
求极限lim(x→0)sinxsin(1/x);lim(x→∞)(arctanx/x)
求1、lim(x→∞)10^1/x的极限 2、lim(x→1)arctanx的极限,
求极限lim(x→∞)(1+1/x)(2-((x+1)/x^2)*arctanx)
求极限:lim(n→∞)(x+1)(x-2)/(2x+1)(x-1)
lim(x→∞)e^x/[(1+1/x)^x^2]求极限,
求极限lim(x→∞)[(2x+5)/(2x+3)]^(x+1)
求极限 lim [(3+x)/(6+x)]^[(x-1)/2]= x→∞
求 lim(x→∞)[sin(2/x)+cos(1/x)]^x的极限.