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Mathematics 17 Online
OpenStudy (anonymous):

Find the value of: lim_(x->a) (x f(a)-af(x))/(x-a)

OpenStudy (blockcolder):

Add and subtract af(a) from the numerator. After factoring the numerator, some familiar expressions should emerge.

OpenStudy (anonymous):

Okay, so I get \[\lim_{x \rightarrow a} (x-a)f(a) + af(x+a) / (x-a)\] Now what?

OpenStudy (anonymous):

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