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OpenStudy (anonymous):
Hiya, I need help finding the domain of a ln function F(x)= ln(x^3 +x^2-5x+3) thanks!
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OpenStudy (anonymous):
suppose y = ln(v), then v > 0. in your case, \(v = x^3+x^2-5x+3\) so \( x^3+x^2-5x+3>0\) you'll need to find the zeros of that polynomial and then check inbetween to see where the function is > 0.
OpenStudy (anonymous):
Ok, thanks thanks
OpenStudy (anonymous):
did you find the roots?
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