Mathematics
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Damien's user avatar
Damien's user avatar
Damien
  • Member for 8 years, 6 months
  • Last seen more than a month ago
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7
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All Questions Answers
Score Newest
answer
8
Proving $\cos\frac{2\pi}{7}+\cos\frac{4\pi}{7}+\cos\frac{6\pi}{7}=-\frac{1}{2}$
Nov 9, 2018
question
2
Find n such that $2^{n} \equiv x\mod 3^{k}$
Aug 3, 2018
answer
2
Understanding the condition of collinearity of three points
Oct 23, 2019
answer
1
Find the value of $a$ such that $f(x)$ has exactly one root $\alpha$ in interval $(1,2)$ and.....
Nov 9, 2018
answer
1
Two values of minima of a function by two methods.
Oct 17, 2019
answer
0
Floor function solve using any code/tool
Oct 16, 2019
answer
0
Sum of floor function of general term
Oct 23, 2019
answer
-1
Name of the highest power of 2 smaller than or equal to a given number
Jun 3, 2015
Top network posts
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17
Playing Billiards
16
How can I get a repdigit?
14
Smallest palindrome divisible by the input
14
English to Alien translator
10
Toilet Paper Mysteries

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