Mathematics
DERPYPENGUIN's user avatar
DERPYPENGUIN's user avatar
DERPYPENGUIN's user avatar
DERPYPENGUIN
  • Member for 7 years, 3 months
  • Last seen more than a month ago
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All Questions Answers
Score Newest
question
7
If we know the GCD and LCM, how to find all unordered pairs?
Sep 11, 2016
question
3
Prove/disprove: if $a^2$ divides $ b^3$, then $a$ divides $b$
Sep 11, 2016
question
3
Diophantine equation $9x_1$+$12x_2$+$16x_3$=13
Nov 12, 2016
question
3
Proving that numerator of harmonic series is divisible by p [duplicate]
Oct 4, 2016
question
2
Proof with restrictions on mod [duplicate]
Sep 24, 2016
question
2
Find all $n$ such that $\sigma (n)=10$
Oct 29, 2016
question
2
Prove that $\nu(n) \le \nu(2^{n}-1)$ where $\nu(n)$ is the number of positive divisors of n [duplicate]
Oct 23, 2016
question
1
If (a,b)=1, prove that a, a+b, a+2b,...,a+nb has infinitely many composite numbers
Sep 12, 2016
question
1
Probability of picking 3 different colors from 56 Skittles
Sep 14, 2016
question
1
Prove that $1^3+2^3+...+(n-1)^3=0 \mod n$ iff $n \not=2 \mod 4$
Sep 24, 2016

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