Question 1120026
<font face="Times New Roman" size="+2">


A set with *[tex \Large n] unique elements has *[tex \Large 2^n] subsets.  You didn't specify whether or not your 10 elements were unique, so your question cannot be answered as written.
								
								
John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
<img src="http://c0rk.blogs.com/gr0undzer0/darwin-fish.jpg">
*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \  
								
{{n}\choose{r}}

</font>