nb

Printable View

- Dec 9th 2007, 03:27 PMoceanmdPlease evaluate
nb

- Dec 9th 2007, 03:31 PMThePerfectHacker
$\displaystyle \frac{9!}{4!3!} = \frac{9\cdot 8 \cdot 7 \cdot 6 \cdot 5 \cdot 6 \cdot 5 \cdot 4 \cdot 3 \cdot 2 \cdot 1}{4 \cdot 3 \cdot 2 \cdot 1 \cdot 3 \cdot 2 \cdot 1}$

Can you finish? What cancels out? - Dec 14th 2007, 02:07 PMKrizalid
- Dec 14th 2007, 04:36 PMtopsquark