X^4 – 1 factored 22 September 2017 0 Input interpretation factor | x^4 – 1 Irreducible factorization (x – 1) (x – i) (x + i) (x + 1) Factorizations over finite fields GF(2) | (x + 1)^4 Related posts: Prime Factorization Calc X^4-16 factored X^3-1 factored X cubed minus 8 factored X^3-64 factored X^2-3x factored X^2-25 factored X^2+1 factored