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Raheel
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I am Md.Raheel from kolkata,India . I am from class 8. I like Number theory and Geometry.

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20
How powerful is Cayley's theorem?
Oct 6, 2021
9
USAMO 2017 -TSTST P2: Which words can Ana pick?
Jul 26, 2020
8
Prove that $\binom{p^k}{pn}\equiv\binom{p^{k-1}}n\pmod{p^{2k+1}}.$
Sep 9, 2021
6
Show that for any $n$, there are infinitely many cubes of the form $2^na - 9$.
Oct 25, 2022
6
ind the largest natural number $n$ for which $50\lfloor x\rfloor-\lfloor x\lfloor x\rfloor \rfloor=100n-27\lceil x\rceil$has a real solution for $x$.
Jan 5, 2022
5
Construction of symmedians but different.
Feb 2, 2021
4
Fractional part and greatest integer function
May 9, 2022
4
all pairs $(p,q)$ of prime numbers which $p>q$ and $\frac{(p+q)^{p+q}(p-q)^{p-q}-1}{(p+q)^{p-q}(p-q)^{p+q}-1}$is an integer.
Oct 15, 2021
4
There exists a positive integer $s$ for which the number of divisors of $sn$ and of $sk$ are equal.
Sep 23, 2021
4
Show that $a^2+b^2+c^2=x^2+y^2+z^2$
Feb 7, 2023