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Ben Alpert

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1,774 reputation
925
bio website benalpert.com
location United States
age 20
visits member for 2 years, 10 months
seen 18 hours ago
stats profile views 345

Khan Academy / Carnegie Mellon
1,774 reputation
 bio website benalpert.com visits member for 2 years, 10 months
925 badges
 location United States seen 18 hours ago
summary answers questions tags badges favorites bounties reputation activity

13 Answers

newest activity votes
5
Probability of Heads in a coin
14
Why is the 2nd derivative written as $\frac{\mathrm d^2y}{\mathrm dx^2}$?
4
Proof that $n^3+2n$ is divisible by 3
9
Proof that $n^3+2n$ is divisible by 3
2
How do I convert from Cartesian to conical coordinates?
11
Combinations of selecting n objects with k different types
14
Probability that a stick randomly broken in two places can form a triangle
10
Balance chemical equations without trial and error?
8
Can there be two distinct, continuous functions that are equal at all rationals?
1
Looking for a book similar to “Think of a Number”
1
What can we conclude from correlation?
7
Can you recommend a decent online or software calculator?
39
How can you prove that the square root of two is irrational?
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