Mathematics
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user88377
  • Member for 10 years, 4 months
  • Last seen more than 8 years ago
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All Questions Answers
Score Newest
answer
20
$2+2 = 5$? error in proof
Aug 2, 2013
answer
12
Can the golden ratio accurately be expressed in terms of $e$ and $\pi$
Jul 31, 2013
answer
12
Collection of surprising identities and equations.
Sep 28, 2013
answer
9
How can I prove that one of $n$, $n+2$, and $n+4$ must be divisible by three, for any $n\in\mathbb{N}$
Oct 11, 2013
answer
6
What if $\pi$ was an algebraic number? (significance of algebraic numbers)
Aug 16, 2013
answer
3
How to solve $\sin x \cdot\sin 2x\cdot\sin 3x + \cos x\cdot\cos 2x\cdot\cos 3x =1$
Aug 15, 2013
answer
3
Rational + irrational = always irrational?
Oct 28, 2013
answer
2
Solve for $\theta$ in $2\sec^2θ-4 =0$
Aug 2, 2013
answer
2
Difficult Combinatorics
Aug 7, 2013
answer
1
Find the value of $x$ and $y$ given this equation
Aug 3, 2013

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