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Popular >

8 choose 2

Solution

8c2

Solution

28

Solution steps

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

Plug in

n = 8, r = 2

= \frac{8 !}{2 ! ( 8 - 2 ) !}

\frac{8 !}{2 ! ( 8 - 2 ) !} = 28

= 28

Popular Examples

10 n C r 8

std of 10,24,7,9,5,8,9,10,8,10 standard deviation

10, 24, 7, 9, 5, 8, 9, 10, 8, 10

12 n C r 2

c (12, 7)

mode of 5,5,3,8,7,8,5,6,5 mode

5, 5, 3, 8, 7, 8, 5, 6, 5

Frequently Asked Questions (FAQ)

What is 8 choose 2 ?
The answer to 8 choose 2 is 28