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Popular >

12 choose 2

Solution

12c2

Solution

66

Solution steps

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

Plug in

n = 12, r = 2

= \frac{12 !}{2 ! ( 12 - 2 ) !}

\frac{12 !}{2 ! ( 12 - 2 ) !} = 66

= 66

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Frequently Asked Questions (FAQ)

What is 12 choose 2 ?
The answer to 12 choose 2 is 66