Difference between revisions of "A choose b"

(Created page with "Here is the formula for a choose b: <math>\binom{a}{b}=\frac{n!}{k!(n-k)!}</math>. == Why is it important? ==")
 
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Here is the formula for a choose b: <math>\binom{a}{b}=\frac{n!}{k!(n-k)!}</math>.
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Here is the formula for a choose b: <math>\binom{a}{b}=\frac{a!}{b!(a-b)!}</math>. This is assuming that <math>a \ge b </math>
 
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== Why is it important? ==
 
== Why is it important? ==

Revision as of 16:52, 15 June 2019

Here is the formula for a choose b: $\binom{a}{b}=\frac{a!}{b!(a-b)!}$. This is assuming that $a \ge b$

Why is it important?