求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
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幂指函数求极限 lim x趋向无穷大(x-3/x+2)^x=
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求lim(x趋向0)4x^3-2x^2+x)/(3x^2+2x)的极限
求lim(x趋向于0)[(1+X)^3-(1+3X)]/(X^2+X^3)极限
求极限:lim[√(2X+1)-3]/[√(x-2)-√2] x趋向于4?limx/[1-√(1+x)] x趋向于0 (
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求极限lim(1+3x)^(2/sinx),x趋向于0