Answer
$11$
Work Step by Step
Apply the formula used for solving binomial coefficients.
$\frac{11!}{(11-1)!\times1!}$
$\frac{11!}{(10)!\times1!}$
$11$
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.