Mathematics
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puru

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 5 years, 1 month
  • 48 profile views
  • Last seen Aug 18 '17 at 15:24

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Top posts (18) All Questions Answers | Votes Newest

43 How can I evaluate $\sum_{n=0}^\infty(n+1)x^n$? Jun 4 '14
7 How to solve this congruence $17x \equiv 1 \pmod{23}$? Jun 21 '14
5 Explain the Birthday Paradox Jun 18 '14
4 Why is $\sin 150^o\times\sin 20^o=\sin 80^o\times\sin 10^o$ Jun 25 '14
3 Let $Z=xy$ and $x+2y=1$ and $x,y \ge 0$. Then Max $Z=?$ Jun 28 '14
3 deriving $y=\sqrt{x+\sqrt{x+\sqrt{x}}\cdots} $ Jul 11 '14
3 A Sine-Cosine Integral Jun 19 '14
3 Practical examples of same mean and different variance Oct 31 '14
2 Solving $x-\sqrt{(x^2-36)} = {(x-6)^2\over 2x+12}$. Jun 18 '14
2 Trigonometry - simplifying a given equation Jul 10 '14
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