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September 22, 2014

September 22, 2014

Posted by **jenny** on Saturday, May 19, 2012 at 11:10pm.

I got this wrong...here was my answer

5*4*3/(2*1) 60/2 30 teams combination

- algebra 2 -
**Steve**, Saturday, May 19, 2012 at 11:15pmC(5,3) = (5*4*3)/(1*2*3) = 20

There are 5*4*3 ways to arrange the students, but if the order doesn't matter, all 3! orderings involve the same people.

- algebra 2 -
**jenny**, Saturday, May 19, 2012 at 11:24pmThank you!!!!

- algebra 2 -
**Cullen**, Sunday, May 19, 2013 at 8:39pmUh... (5*4*3)/(1*2*3) = 10

...doesn't it? Google and my calculator say so xD

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