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About
BS Mathematics, five years teaching experience at the high school level. Former SAT tutor.
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Recent Activity

Answered a Question in Math
There's a very clever and much simpler alternate solution (I wish I was clever enough to have figured it out myself, but alas, I read it in a book). Reflect point `B` across the horizontal line... 
Answered a Question in Math
I don't understand the kneejerk reaction a lot of "math people" have when asked about this phenomenon. It isn't necessary or even possible for most people to learn relatively advanced math, and... 
Answered a Question in Math
Another method is to look at the prime factorization of 72, which is `72=2^3*3^2.` Now pull out the largest square that can be formed from all the factors. This is `2^2*3^2=4*9=36.` The quick way... 
Answered a Question in Math
Rote memorization will get the job done, but having some sort of number sense, which is hard to define, shouldn't be underestimated. For example, I majored in math, have been teaching math for... 
Answered a Question in Math
We construct the hand step by step, keeping in mind that we don't want to accidentally include the better hands of four of a kind or full house. First choose the value that will appear three times:...
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