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Mathematics 17 Online
OpenStudy (anonymous):

Evaluate: http://media.education2020.com/EVresources/2003-14-02-00-00_vl_files/i0090000.jpg

OpenStudy (btaylor):

This is another way of writing 6C3, or 6 choose 3. The formula for a combination is: \[_nC_r=\frac{n!}{(n-r)!r!}\] Can you solve it from here?

OpenStudy (anonymous):

yes i can thanks

OpenStudy (btaylor):

you're welcome!

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