Question 340455
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You need *[tex \LARGE \left(n\cr k\right\)] which is the number of combinations of *[tex \Large n] things taken *[tex \Large k] at a time and is calculated by *[tex \Large \frac{n!}{k!(n\,-\,k)!}], and you are interested in calculating *[tex \LARGE \left(20\cr\ 5\right\)]




John
*[tex \LARGE e^{i\pi} + 1 = 0]
My calculator said it, I believe it, that settles it
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