Simplify, please: $\frac{12!}{8!4!}$
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Jacob Homer
$\frac{12!}{8!4!}=$
$=\frac{12×11×10×9×8!}{8!4!}=$ NKS $=\frac{12×11×10×9}{4!}=$
$=\frac{12×11×10×9}{4×3×2×1}=$
$=\frac{11×5×9}{1}=495$
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Jack Maxson

$\frac{12!}{8!4!}=495$