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Popular >

12 choose 9

Solution

12C9

Solution

220

Solution steps

= \frac{n !}{r ! ( n - r ) !}

Plug in

n = 12, r = 9

= \frac{12 !}{9 ! ( 12 - 9 ) !}

\frac{12 !}{9 ! ( 12 - 9 ) !} = 220

= 220

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Frequently Asked Questions (FAQ)

What is 12 choose 9 ?
The answer to 12 choose 9 is 220