求limx→0(1+2x)^1/x

求limx→0(1+2x)^1/x 求极限limx→0ln(1+x)/2x 求limx→0(1-x)^2/x 求3个极限:limx→0 sin3x/2x=?limx→∞ xsin(1/x)=?limx→0 [sin(1/x)]/(1/x)=? 求limx→0[(1+x)/(1-x)]^1/x 求limx趋近0[ln(1+x)-x)/x^2] limx→1 x^2-x+1/x-1= limx→0+x^sinx= 求极限limX^(1/2) lnX (X→0+) 求极限limx→0 (cosx)^1/sin^2x求极限limx→0 (cosx)^(1/sin^2x) 求limx→0[(1-x)^(1/x)] 求limx→+∞ (1-1/x)^x^1/2 求极限 limx→0=（1/X)^(tan x) 如何求limx→0（3^x-1)/x limx→∞(1-1/2x)^x求极限 limx→∞ (1+2/x)^(x+3)求极限 limx→0(2+x／2-x)∧1/x limx→0 (e^x-1)x^2/x-sinx limx→0(1-x)^(1/x)