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Hello,

Say f(x) is defined only for x in [a, ∞].

lim x->a

lim x->a

Do we say that lim x->a f(x) exists or not?

Thanks.

Say f(x) is defined only for x in [a, ∞].

lim x->a

^{+}f(x) = c andlim x->a

^{-}f(x) obviously doesn't exist.Do we say that lim x->a f(x) exists or not?

Thanks.

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