Mathematics
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johannesvalks
  • Member for 9 years, 6 months
  • Last seen more than 3 years ago
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All Questions Answers
Score Newest
answer
61
Help me solve my father's riddle and get my book back
Jul 21, 2014
answer
40
How can I find the points at which two circles intersect?
Jul 20, 2015
answer
14
Is $\ln(x)$ ever greater than $x$?
Jun 25, 2014
answer
14
Integrating $\int \sqrt{x+\sqrt{x^2+1}}\,\mathrm{d}x$
Aug 21, 2015
answer
14
Inverse of constant matrix plus diagonal matrix
Jun 20, 2014
answer
12
Prove there exists a unique $n$-th degree polynomial that passes through $n+1$ points in the plane
Jun 17, 2014
answer
11
Show that the height of the heap is $\lfloor \lg n \rfloor$
Jul 21, 2014
answer
9
How to calculate square matrix to power n?
Jun 8, 2014
answer
9
What is $0\div0\cdot0$?
Jul 30, 2015
answer
9
If $AB = I$ then $BA = I$
Jun 19, 2014

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