List questions from square-numbers | MathQa

There exists a perfect square between $n$ and $2n$

Published on 12 Jan 2025 - 9:14

Let $k$ be a natural number . Then $3k+1$ , $4k+1$ and $6k+1$ cannot all be square numbers.

Published on 12 Jan 2025 - 8:59

If a number cannot be...

Published on 12 Jan 2025 - 17:23

General method for determining if $Ax^2 + Bx + C$ is square

Published on 12 Jan 2025 - 9:14

Proof by cases: If n is a positive integer and there is a perfect square in $\{k \in \mathbb{Z} | n \leq k \leq 2n\}$

Published on 12 Jan 2025 - 9:14

$n$ integers, $a_i a_j +1$ all perfect squares

Published on 12 Jan 2025 - 9:14

Binomial coefficients that sum to a perfect square

Published on 12 Jan 2025 - 9:14

Are all solutions of $ f_n (x)^{2n} + f_n ' (x)^{2n} = 1$ periodic?

Published on 12 Jan 2025 - 9:14

Product of numbers $\pm \sqrt{1} \pm \sqrt{2} \pm \dots \pm \sqrt{100}$ is a perfect square

Published on 12 Jan 2025 - 9:14

Show that there exists infinitely many $n$ such that $u_n$ is not a perfect square

Published on 12 Jan 2025 - 9:14