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Mathematics
Michael Blane's user avatar
Michael Blane's user avatar
Michael Blane's user avatar
Michael Blane
  • Member for 3 years, 8 months
  • Last seen more than 2 years ago
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30
I am a student and have reached my limit of 50 questions per month what do I do?
Mar 27, 2021
2
Can you have two accounts for two separate people, on the same computer?
Mar 27, 2021
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8
Given positive numbers $x_1,...,x_n$ such that $x_1\cdots x_n=1$ prove that $\frac{1}{n-1+x_1}+\cdots+\frac{1}{n-1+x_n}\le 1$
8
What is the sum of number of digits of the numbers $2^{2001}$ and $5^{2001}$
7
If $m,n\in N$ Prove that there is such a positive integer k, such that $(\sqrt{m}+\sqrt{m+1})^n=\sqrt{k}+\sqrt{k+1}$
7
Is there a complete summarized list of attacks on Diffie-Hellman?
5
If $x,y,z>0$, prove that: $\frac{x}{y+z}+\frac{y}{x+z}+\frac{z}{x+y}\ge \sqrt{2}\sqrt{2-\frac{7xyz}{(x+y)(y+z)(x+z)}}$