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Popular >

4nCr2

Solution

4nCr2

Solution

6

Solution steps

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

Plug in

n = 4, r = 2

= \frac{4 !}{2 ! ( 4 - 2 ) !}

\frac{4 !}{2 ! ( 4 - 2 ) !} = 6

= 6

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Frequently Asked Questions (FAQ)

What is 4nCr2 ?
The answer to 4nCr2 is 6