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Exact 3rd degree poly root
02-26-2016, 05:40 AM
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Exact 3rd degree poly root
Is there a way to get an exact instead of decimal root to a 3rd degree polynomial such as
X^3 - (21\4)*x^2 + 9*x - 4 ?

My Classpad 400 can accomplish this. How do I do so on the Prime?
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Messages In This Thread
Exact 3rd degree poly root - lrdheat - 02-26-2016 05:40 AM
RE: Exact 3rd degree poly root - parisse - 02-26-2016, 10:00 AM
RE: Exact 3rd degree poly root - rhab - 02-26-2016, 03:38 PM
RE: Exact 3rd degree poly root - parisse - 02-26-2016, 07:45 PM



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