en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

15 choose 4

Solution

15c4

Solution

1365

Solution steps

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

Plug in

n = 15, r = 4

= \frac{15 !}{4 ! ( 15 - 4 ) !}

\frac{15 !}{4 ! ( 15 - 4 ) !} = 1365

= 1365

Popular Examples

geometricmean of 320,135 geometric mean

320, 135

arithmeticmean of 1.2,1.4,1.6,1.8,2 average

1.2, 1.4, 1.6, 1.8, 2

geometricmean of 4,5,6,7,8,9,9,1,9 geometric mean

4, 5, 6, 7, 8, 9, 9, 1, 9

10 P 10

20 C 0

Frequently Asked Questions (FAQ)

What is 15 choose 4 ?
The answer to 15 choose 4 is 1365