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求极限 ①lim x→n- (x-[x]) ②lim x→e log(x-1)/x-e ③limx→0+ log x^x
求极限,lim x→0 sin(x-2)÷x平方-4 lim x→正无穷(1+1÷3x) limx→...
①limx→0(x+e^3x)^1/x
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几道求极限的高数题,lim1/x(tanπx/(2x+1)) x→∞lim x(x^x-1)x→0+lim(x^x^x-
limx→∞(1+1/2x)^3x+2
求lim(x→0)x cos 1/x lim(x→∞)x^2/ (3x-1)的极限
limx→1(x^2-2x+1)/(x^2-3x-2)
limx→∞(x^4+3x-1)/(3x^4+4x^2+1)
求极限limx→1√3-x-√1-x/x^2+x-2