Answer
$C(8,6)=28$
Work Step by Step
Use the combination formula, we obtain:
$C(n,r)=\frac{n!}{(n-r)!r!}$
$C(8,6)=\frac{8!}{(8-6)!6!}=\frac{8!}{2!6!}=\frac{8\cdot7\cdot6!}{2\cdot1\cdot6!}=28$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.