Difference between revisions of "2016 AMC 10A Problems/Problem 1"

Revision as of 18:34, 3 February 2016

What is the value of $\dfrac{11!-10!}{9!}$ ?

$\textbf{(A)}\ 99\qquad\textbf{(B)}\ 100\qquad\textbf{(C)}\ 110\qquad\textbf{(D)}\ 121\qquad\textbf{(E)}\ 132$

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−	12//3	+	What is the value of <math>\dfrac{11!-10!}{9!}</math>?
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		+	<math>\textbf{(A)}\ 99\qquad\textbf{(B)}\ 100\qquad\textbf{(C)}\ 110\qquad\textbf{(D)}\ 121\qquad\textbf{(E)}\ 132</math>