Mathematics
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chloe_shi
  • Member for 10 years, 5 months
  • Last seen more than 1 year ago
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36
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51
questions
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29
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33
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27
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24
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28
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25
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6
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7
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23
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7
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8
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13
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7
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11
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Top posts
View all questions and answers
All Questions Answers
Score Newest
question
16
Solving Differential Functional Equation $f(2x)=2f(x)f'(x)$
Apr 21, 2013
answer
10
Proving inequality $(a+\frac{1}{a})^2 + (b+\frac{1}{b})^2 \geq \frac{25}{2}$ for $a+b=1$
Sep 8, 2013
answer
9
How many digits are there in the number $200^{2010}$?
Sep 5, 2013
answer
9
In a triangle $\angle A = 2\angle B$ iff $a^2 = b(b+c)$
Nov 9, 2013
question
8
Range Of $\frac{|a+b|}{|a|+|b|}+\frac{|b+c|}{|b|+|c|}+\frac{|c+a|}{|c|+|a|}$
Sep 2, 2013
answer
7
If $\lim\limits_{x\to\infty} xf(x) = L$, then $\lim\limits_{x\to\infty} f(x) =0$
Oct 23, 2013
question
7
Number of real roots of $\sum_{k=0}^{n}\frac{x^{k}}{k!}=0$
May 14, 2013
question
7
Inequality Of Four Variables
Jun 5, 2013
answer
6
Algebraic inequality:$\frac a{b^2} + \frac b{c^2} +\frac c{a^2} \geq \frac1a+\frac1b+ \frac1c$
Jun 25, 2014
question
5
Spider hunting flies
Oct 15, 2016

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