Mathematics
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didgogns
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$$\frac{1}{1-x}=1+x+x^2+\cdots$$

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All Questions Answers
Score Newest
answer
15
Factorization of a $116$-digit number
Sep 29, 2018
answer
9
show that number theory inequality $a_{1}+a_{2}+\cdots+a_{k}<\frac{5}{2}n$
May 9, 2017
answer
8
How many massively palindromic primes exist?
Apr 11, 2017
answer
7
Find $A=+\frac{3}{4×8}-\frac{3×5}{4×8×12}+\frac{3×5×7}{4×8×12×16}-···$
Feb 24, 2017
answer
7
Inequality in number theory
May 26, 2018
question
6
Integer solutions of $3^n-1=2m^2$
Jun 20, 2018
answer
6
Solve $7^x+x^4+47=y^2$
Sep 26, 2018
answer
6
Which of the following $u=\sqrt{c+1} - \sqrt{c}$ and $v=\sqrt{c} - \sqrt{c-1}$ is greater?
Feb 24, 2017
answer
6
Prove that $\sum\limits_{cyc}\frac{a-b}{\sqrt{b+c}}\geq0$
Apr 1, 2017
answer
6
A $\frac{1}{3}$ Conjecture?
May 25, 2017
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Image from resource file not loading in Qt
6
Wordle solver challenge
5
How to disable selecting some of the text in div?

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