Mathematics
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hkju
  • Member for 11 years, 6 months
  • Last seen more than a month ago
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24
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28
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11
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8
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14
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All Questions Answers
Score Newest
question
21
Find the number of arrangements of $k \mbox{ }1'$s, $k \mbox{ }2'$s, $\cdots, k \mbox{ }n'$s - total $kn$ cards.
Apr 8, 2012
question
13
Proving that: $\lim\limits_{n\to\infty} \left(\frac{a^{\frac{1}{n}}+b^{\frac{1}{n}}}{2}\right)^n =\sqrt{ab}$
Apr 11, 2012
question
4
Find the expected value of a dice sum
Apr 13, 2012
question
3
A sum involving powers of binomial coefficients.
Apr 18, 2012
question
3
asymtotic ratio of nonsquarefree repunits
Jul 11, 2012
question
3
Evaluation of $\int_{-v/2}^{v/2} \sqrt{1-\left(\frac{t}{7}-\frac{v}{14}\right)^2} \sqrt{1-\left(\frac{t}{7}+\frac{v}{14}\right)^2} dt$ [closed]
Nov 21, 2014
answer
3
Question about sum
Apr 14, 2012
answer
3
Find the power series expansion of $f(z)=z^2$ around $z = 2$
Apr 26, 2012
question
3
Number of $n$-permutations for which ${\tau}^k = id$
Dec 30, 2014
question
3
Is there any integer $n>1$ such that $3^n - 1$ is divisible by $2^n - 1$?
May 16, 2016
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7
Binomial coefficient identity

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