The reducibility of polynomial $x^{2^n}+x+1$ over $Z_2$
74224
On irreducible factors of $x^{2^n}+x+1$ in $\mathbb Z_2[x]$
133312
Are these polynomials irreducible in $\mathbb{Q}[x]$?
33011
Prove that the polynomial $f_n(x)=nx^{n+1}-(n+1)x^n+1$ is divisible by $(x-1)^2$
73997
$x^{p-1} + ... + x^2 + x + 1$ is irreducible using Eisenstein's criterion?
10266
Minimal polynomial reducible modulo every prime $p$
138275
Show $100+t$ is reducible in $\mathbb{Z}[[t]]$
40994
How to check that a cubic polynomial is irreducible?
103552
The minimal polynomial of a primitive $p^{m}$-th root of unity over $\mathbb{Q}_p$
124131
Show that $(x-1)^2$ is a factor of $x^n -nx +n-1$
4000
If every polynomial of degree 2 is reducible then $K$ is algebraically closed?
93196
$x^4 -10x^2 +1 $ is irreducible over $\mathbb Q$
46292
Find all primes $p>2$ for which $x^2+x+1$ is irreducible in $\mathbb{F}_p[x]$
117743
Remainder of the polynomial
19968
Describe all $p^{n}$ (in terms of congruence conditions of $p$ and $n$) for which $x^{2}+1$ irreducible over $\mathbb{F}_{p^{n}}$.
121479
Why is $X^4+1$ reducible over $\mathbb F_p$ with $p \geq 3,$ prime
82262
minimal polynomial of nth root of 2 over $\mathbb Q$
112334
Real roots of a polynomial of real co-efficients , with the co-efficients of $x^2 , x$ and the constant term all $1$