Mathematics
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user26486
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question
24
Prove that if $x_1,x_2,\ldots,x_n>0$, then $(1+x_1)(1+x_1+x_2)\ldots(1+x_1+x_2+\ldots+x_n) \ge \sqrt{(n+1)^{n+1}}\sqrt{x_1x_2\ldots x_n}$.
Dec 22, 2013
answer
18
Using the Limit definition to find the derivative of $e^x$
Apr 5, 2015
answer
18
Prove the inequality using AM-GM inequality
Jun 22, 2015
answer
17
prove that the equation has just one root.
May 18, 2015
answer
15
Why can ALL quadratic equations be solved by the quadratic formula?
Feb 3, 2015
answer
12
diophantine equation $x^3+x^2-16=2^y$
Apr 18, 2015
answer
12
Is it a composite number?
Jun 17, 2015
answer
12
Compare two powers of numbers without common divisor
Jun 1, 2015
answer
11
How to deduce a closed formula given an equivalent recursive one?
Aug 25, 2014
question
11
If $a^4+b^4\in\mathbb Q$ and $a^3+b^3\in\mathbb Q$ and $a^2+b^2\in\mathbb Q$, prove that $a+b\in\mathbb Q$ and $ab\in\mathbb Q$.
May 22, 2014
Top Meta posts
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10
There should be a way to edit bounty text.
9
Do questions with LaTeX in titles appear in Hot Questions?
7
How can I search my comments with keywords?
3
Why doesn't [link description](URL) work for me in the comments?
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No confirmation pop up when deleting comments (Android app)
6
"New York is a great place to live." (no preposition?)
6
There should be a way of seeing how many people favorited a question (Android app)
5
"New York is a great place to live." (no preposition?)
5
"This can make us think the concepts are related, which in fact they are not."

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