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OpenStudy (anonymous):
find all solutions. exact answers only x^3+5x^2-3x-15=0
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OpenStudy (anonymous):
polynomial of degree 3 feel free to cheat http://www.wolframalpha.com/input/?i=x^3%2B5x^2-3x-15%3D0
OpenStudy (anonymous):
you were supposed to try 1, -1, 5, -5 etc. when you found -5 is right you were supposed to factor as \[(x+5)(x^2-3)\] to get your answer
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