Mathematics
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minthao_2011
  • Member for 11 years, 2 months
  • Last seen more than a month ago
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All Questions Answers
Score Newest
answer
21
How to prove $\cos \frac{2\pi }{5}=\frac{-1+\sqrt{5}}{4}$?
Sep 26, 2012
question
8
How to solve this irrational equation?
Mar 3, 2013
answer
7
$\int \frac{\sin^3x}{\sin^3x + \cos^3x)}$?
Oct 28, 2012
answer
7
Find if three points in 3-dimensional space are collinear
Oct 7, 2012
question
6
Solving an equation with three quadratic radicals in the set of real numbers
Sep 24, 2012
question
6
A system of equations of Vietnamese Mathematical Olympiad 2013
Jan 11, 2013
question
6
How to solve this nonstandard system of equations?
May 6, 2015
question
5
How to solve this equation with another way?
Oct 4, 2012
question
5
How to solve this inequality with another way?
Mar 10, 2013
question
5
How to find the minimum of the expression?
Jun 10, 2013
Top network posts
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53
How do I work with Root objects?
35
How do I get my equation to have the form $(x-a)^2 + (y-b)^2 + (z-c)^2-d = 0$?
23
How to draw polynom division?
18
How do I introduce a new variable in a trigonometric equation?
16
How to get exact roots of this polynomial?

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