I know, one way is to look for the roots of the corresponding quintin equation: $x^5-5x^4+1=0.$ But the roots can be found using numerical methods only and these won't help here. Is there any other way to get the job done? Please suggest. Thanks in advance.
2026-04-03 03:19:58.1775186398
How to factorise $x^5-5x^4+1$?
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