已知lim[(an^2+cn)/(bn^2+c)]=2,lim[(bn+c)/(cn+a)]=3,求 lim[(an^2+bn+c)/(cn^2+an+b)]=?
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已知lim[(an^2+cn)/(bn^2+c)]=2,lim[(bn+c)/(cn+a)]=3,求 lim[(an^2+bn+c)/(cn^2+an+b)]=?
已知lim[(an^2+cn)/(bn^2+c)]=2,lim[(bn+c)/(cn+a)]=3,求 lim[(an^2+bn+c)/(cn^2+an+b)]=?
已知lim[(an^2+cn)/(bn^2+c)]=2,lim[(bn+c)/(cn+a)]=3,求 lim[(an^2+bn+c)/(cn^2+an+b)]=?
结果为6
根据第一个极限式,知a/b=2,
根据第二个极限式,知b/c=3,
最后极限结果=a/c=(a/b)(b/c)=6
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