ht tp: //w ww. 17 28. org/ cub ic2. h tm
*remove the spaces in between.
I hope this will help you. It explains the actual process of factoring cubic equations.
How do I find the zeros?
y=h^3+6h^2+5h-180
3 answers
http://www.wolframalpha.com/widgets/view.jsp?id=3f4366aeb9c157cf9a30c90693eafc55
They mean a,b,c,d by the way
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and complex pair -5 +/- 2 i sqrt 5
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and complex pair -5 +/- 2 i sqrt 5