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 Girls’ Angle Bulletin, Volume 7, Number 3
 Intuiting the Chain Rule
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 Do you believe this?
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 Girls’ Angle Bulletin, Volume 7, Number 2
 2013 AIME 2 Problem 10
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 Why is the area under one hump of a sine curve exactly 2?
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Daily Archives: April 15, 2012
2012 AIME 1 Problem #12
I was checking out Mess or Math?’s cool blog and her latest post wonders whether problem 12 on the 2012 AIME 1 has a simple solution. Simple is a subjective term. The problem’s setup certainly suggests invoking things like the … Continue reading
Postulates, Proofs, and Obviousness
This is a response to the following question posted by fiftyducklings as a comment to Fraction Satisfaction: In geometry, we learned things like “segment addition postulate” and “area addition postulate,” which were pretty intuitive statements. But then I looked at … Continue reading