如果f(x)=a且f(x)=a,那么就说当x趋向于无穷大时,函数f(x)的极限为____

如果f(x)=af(x)=a,那么就说当x趋向于无穷大时,函数f(x)的极限为____________,记作f(x)=___________.对于常数函数f(x)=C(x∈R),f(x)=____________.

答案

a a C

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