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Mathematics 7 Online
OpenStudy (anonymous):

Evaluate 12C10

OpenStudy (anonymous):

=12 ! / [10 ! (12-10) !] =(12 x 11 x 10 ! )/ 10 ! 2 ! =(12 x 11) / 2 =6 x 11 =66

OpenStudy (anonymous):

Thank you so much! :)

OpenStudy (anonymous):

your welcome..

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