Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

  7. current community

    your communities

    more stack exchange communities

    company blog
Mathematics
Meta user
Network profile
617
reputation
11

user587054

Apparently, this user prefers to keep an air of mystery about them.

2
answers
35
questions
~3k
people reached
  • Member for 9 months
  • 74 profile views
  • Last seen May 18 at 22:29

Communities (3)

Top network posts

We respect a laser-like focus on one topic.

Top tags (22)

Score 3
Posts 1
Posts % 3
Score 2
Posts 19
Score 0
Posts 16
Score 0
Posts 3
Score 0
Posts 2
Score 0
Posts 2
View all tags →

Top posts (37) All Questions Answers | Votes Newest

7 Prove that if $a, b, c \in \mathbb{Z^+}$ and $a^2+b^2=c^2$ then ${1\over2}(c-a)(c-b)$ is a perfect square. Dec 7 '18
6 If $a+b=1$ find the greatest value for $a^2b^3$ Jan 5
6 Prove that $q^i \equiv 1 \pmod {n!}$ for all $q, n \in \mathbb{Z^+}$ where the prime factors of $q$ are greater than $n$ Oct 13 '18
6 If $a,b,c,d\in\mathbb{Z^+}$ where $ad=b^2+bc+c^2$, prove that $a^2+b^2+c^2+d^2$ is composite Mar 7
5 Prove that for all $n\ge2\in\mathbb{Z}$ and $p$ is prime then $n^{p^p}+p^p$ is composite. Feb 8
5 If $a^2+b^2 \gt a+b$ and $a,b \gt 0$ Prove that $a^3+b^3 \gt a^2+b^2$ Sep 28 '18
4 Find all positive integral values of $x$ if $\prod_{m=0}^{1008} (x-{2m+1 \over 2})^{2m+1} \lt 0$ Sep 28 '18
4 Find all integer solutions for $2(x^2+y^2)+x+y=5xy$ Dec 31 '18
4 Find $5$ numbers where the sum of all pairs gives the results $110, 112, 113, 114, 115, 116, 117, 118, 120, 121$ Dec 8 '18
4 Prove that if $a,b,c \in \mathbb{R^+}\text{ and } abc=8\text{ then } {ab+4\over a+2}+{bc+4\over b+2}+{ca+4\over c+2}\ge6$ Dec 14 '18
View all questions and answers →

Badges (11)

Gold

—

Silver

—

Bronze

11

Rarest

View all badges →