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mathstudent288
  • Member for 3 years, 10 months
  • Last seen more than 2 years ago
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math-econ student

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2
Primitive Pythagorean Triple: show a and b are coprime
Sep 23, 2020
2
Probability that a 5-card poker hand contains exactly four cards of the same suit?
Oct 29, 2020
2
How many ways to distribute these balls?
Nov 3, 2020
2
Showing that a relation tied to prime factorization is an equivalence relation
Nov 17, 2020
1
Positive integers $(a, b, c)$ are a primitive Pythagorean triple
Sep 21, 2020
1
Define a real number by stringing together all positive integers in order $0.123456789101112131415...$
Sep 22, 2020
1
Show that a and b cannot have the same parity and that c is odd
Sep 22, 2020
1
proof involving algebra
Sep 22, 2020
1
Mapping functions of finite sets
Oct 1, 2020
1
Find a formula for $\sum_{k=-3}^n$ $k^3 (k + 1) (k + 2) (k + 3)$
Oct 9, 2020