求lim(x^2+2x+5)/(x^2+1),x→-1的极限
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求lim(x^2+2x+5)/(x^2+1),x→-1的极限求lim(x^2+2x+5)/(x^2+1),x→-1的极限求lim(x^2+2x+5)/(x^2+1),x→-1的极限x→-1原式=(1-
求lim(x^2+2x+5)/(x^2+1),x→-1的极限
求lim(x^2+2x+5)/(x^2+1),x→-1的极限
求lim(x^2+2x+5)/(x^2+1),x→-1的极限
x→-1
原式=(1-2+5)/(1+1)=2
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数学难题,求指教~~极限到底是什么玩意我还不懂.1.lim(x^2-2x+6)2.lim(x^2-4)/(x-2)3.lim(x^2-6x=8)/(x^-5x=4)4.lim[1/(1-x)-1/(1-x^3)5.lim(sin2x)/x^26.lim(sin5x)/x7.lim(tan3x)/(sin7x)8.lim[(1+x)/x]^2x例如这道例题~lim[(1/3)x+1]
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