Comme un jeu

Your company needs to form a committee of 4 members from a group of 9 employees. How many different teams of 4 can you choose, where the order of members doesn’t matter and no employee is repeated? (Use a calculatrice

! e

π

( ) % AC sin cos tan 7 8 9 /

\sin^{- 1}

\cos^{- 1}

\tan^{- 1}

4 5 6 *

x^{2}

\sqrt{}

x^y 1 2 3 - ln exp log 0 . = +

to compute this.)

teams