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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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quadraticmean of 0.001,0.039,0.133,0.228,0.374 quadratic mean

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arithmeticmean of 3,9,12,10,18,13 average

3, 9, 12, 10, 18, 13

Frequently Asked Questions (FAQ)

What is 4ncr2 ?
The answer to 4ncr2 is 6