Is my proof correct? Iwant to show that $\operatorname{Ass}_R(\dfrac{R}{xR})=\operatorname{Ass}_R(\dfrac{R}{x^3R})$
74314
Noetherian ring and the same prime divisors
103061
Why is it true that $\mathrm{adj}(A)A = \det(A) \cdot I$?
24585
Proving that $\mathbf{W}$+$\mathbf{W^{\perp}}$=$\mathbb{R^{n}}$
33944
Describe $\mathbb{R}[x]/(x^{2}+ax+b)$ where $a,b \in \mathbb{R}$
127000
When does $V = \ker(f) \oplus \operatorname{im}(f)$?
114142
How to show that $\mathbb{R}^3$ is the direct sum of $W_1={\rm span}\{(1,1,1)\}$ and $W_2={\rm span}\{(1,0,0),(1,1,0)\}$?
47829
Prove that $\operatorname{trace}(A^TA) = 0\ \iff\ A = 0$.
153272
Basic question about $\sup_{x\neq 0}{} \frac{\|Ax\|}{\|x\|} = \sup_{\|x\| = 1}{\|Ax\|} $, $x \in\mathbb{R}^n$
14161
Proof of when is $A=X^TX$ invertible?
58562
How can we prove that $D(f)\backsimeq\operatorname{Spec} A_f$?
87494
$\operatorname{rank}(T^3) + \operatorname{rank}(T) \geq 2\operatorname{rank}(T^2)$ for finite-dimensional $V$
83291
Prove that $p(x)=(x-a)q(x)$ for some $q(x)\in R[x]$ of degree= (degree of $p)-1$.
120985
Prove that $\mathrm{Res}[f/g,z_0]=\frac{f(z_0)}{g'(z_0)}$
57166
Showing that $\Bbb R[x] / \langle x^2 + 1 \rangle$ is isomorphic to $\Bbb C$ question
51898
Show that $\operatorname{Hom}_{R} (R,M) \cong M$
1707
How does one prove that addition on $\mathbb{R}$ is associative?
66145
>Prove that $\frac d {dx} x^n=nx^{n-1}$ for all $n \in \mathbb R$.