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Mathematics 11 Online
OpenStudy (anonymous):

Please help me describe the end behavior of this graph http://www.wolframalpha.com/input/?i=x%5E3+%2B+4x%5E2+%E2%80%93+75+%3D+0

OpenStudy (anonymous):

as \(x\to \infty\) you have \(f(x)\to \infty\) because it is a cubic polynomial

OpenStudy (anonymous):

similarly as \(x\to -\infty\) you have \(f(x)\to -\infty\)

OpenStudy (anonymous):

that is what is meant by "end behaviour"

OpenStudy (anonymous):

I don't understand....

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