Prove x = y if $x | y^2$ and $y^2 | x^3$ and $x^3 | y^4$ ...
115460
Proving $a\mid b^2,\,b^2\mid a^3,\,a^3\mid b^4,\ldots\implies a=b$ - why is my approach incorrect
39894
Graphing y=x^2 and y=x
86285
Given positive integers $ x , y$ and that $3x^2 + x = 4y^2 +y$ Prove that $x-y$ is a perfect square
125209
Prove $e^x - e^y \leq e |x-y|$ for $x$ belonging to $[0,1]$
81671
Proof of identity $\sqrt {xy} = \sqrt x \sqrt y$ for $x,y \in \mathbb R^+$
98630
For all $x,y\in\mathbb{R}$ define that $x\equiv y$ if $x^{2}=y^{2} $; prove $\equiv$ is an equivalence relation.
96153
$ x^3<y^3 \iff x<y $ proof issue.
47809
If $x,y\in\mathbb Z$, solve $x^2+xy+y^2=x^2y^2$.
155864
Prove or disprove: if $y'=y-y^2$ and $y(0)=a$ where $00$
94516
If $3$ divides $a^2 + b^2$, then $3$ divides $a$ and $3$ divides $b$
24307
Is $x^x=y$ solvable for $x$?
13572
$x^y+y^x>1$ for all $(x, y)\in \mathbb{R_+^2}$
82037
Suppose $G$ is a group generated by elements $x$ and $y$ where $xy^2 = y^3x$ and $yx^3 = x^2y$ What can you prove about $G$?
23099
Verifying that the ideal $(x^3-y^2)$ is prime
86211
If $x+y+z \geq xyz$ Prove that $x^2 + y^2 + z^2 \geq xyz$.
65319
For all $x,y∈\Bbb{R}$ define that $ x\equiv y$ if$ x^2=y^2$
147785
Proving inequality $x^xy^y \geq (\frac{x+y}{2})^{x+y}$