求极限lim(x→∞)『(2x+1)^10(x+3)^5』/(16x^15+2x^6-1)等（要过程）lim(x→∞)『(2x+1)^10(x+3)^5』/(16x^15+2x^6-1)lim(x→0)tan3x/sin2xlim(x→∞)(1-1/x)^√xlim(x→0)(1+tanx)^cotx

求极限lim x→∞ (x/(1+x))^x 求极限,lim(x→+∞)[1+1/(2x)]^x求上式极限, 求1、lim(x→∞)10^1/x的极限 2、lim(x→1)arctanx的极限, 求lim(x→0)x cos 1/x lim(x→∞)x^2/ (3x-1)的极限 求极限 lim [(3+x)/(6+x)]^[(x-1)/2]= x→∞求极限 lim [(3+x)/(6+x)]^[(x-1)/2]=x→∞ 求极限lim(x→∞)(2x/3-x)-(2/3x)求极限lim(x→5)根号(x-1)-2/x-5 求极限lim(x→0)sinxsin(1/x);lim(x→∞)(arctanx/x) 求极限 lim（x→∞）(x-1/x+1)^2x求过程 求极限：lim(x→+∞)[ln(x+1)-lnx] lim x→∞ xsin(1/x)求极限 求lim(1-cos2x)/x^2极限,x→0 求极限lim(x→0) (1-sinx)^(2/x) 求极限 lim(x→0)(1-sinx)^(2/x) 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（2x-1／2x+1）^x 求极限x→∞ 求极限lim(x→-∞)[√(x^2+x-1)+xe^(1/x)] lim┬(x→∞)⁡〖(1/x+2^(1/x) )^x 〗求极限,