Question

The chess club has 18 students. How many different teams of 4 can be formed for competition?



3,060

18,360

73,440

Answer 1

\[^{18}C_4 ??\]

Answer 2

Hey, wait, this is not answer, I am just checking if it is true as I am not sure about it.. :)

Answer 3

hmmm dont know how to enter that into my calculator

Answer 4

18 nCr 4, if you're using a TI-eighty something

Answer 5

Or use Wolfram: http://www.wolframalpha.com/input/?i=18+choose+4

Answer 6

not the answer tho how do i get it xD

Answer 7

Calculate the value of: 18C4..

Answer 8

how like what would that b on a calculator?

Answer 9

\[\frac{18 \times 17 \times 16 \times 15}{4 \times 3 \times 2}\]

Answer 10

\[\implies 180 \times 17 = ??\]

Answer 11

3060 (": thanks

Answer 12

It is okay.. ;)