(13/52*12/52*11/52*...*1/52) How would I write this using a summation symbol. Thanks
First of all, it is not a sum. It is a product.
[tex]\prod\limits_{k = 1}^{13} {\frac{k}{{52}}}[/tex] in LaTex gives $\displaystyle \prod\limits_{k = 1}^{13} {\frac{k}{{52}}}$.