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原帖由 sunqingquan 于 2008-5-17 23:09 发表 下列命题正确的是? (A)设f(x)为有界函数,且lima(x)f(x)=0,则lima(x)=0 (B)设a(x)为无穷小量,且lima(x)/b(x)=c不等于0,则limb(x)无穷大 (C)设a(x)为无穷大量,且lima(x)*b(x)=c,则limb(x)=0 (D)设 ...
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