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Mathematics 60 Online
OpenStudy (anonymous):

What is the domain of f(x)=2x-1/ x^2+2x-3

OpenStudy (anonymous):

First, factor the denominator

OpenStudy (amistre64):

everything but the zeros of the denom

OpenStudy (anonymous):

then set each of those equal to zero and solve. The domain is anything but the numbers you get

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