Plsss help!!
to win the world series a baseball team must win 4 games out of a maximum of 7 games. to solve the problem list the possible arrangements of losses to wins. How many ways are there of winning the world series in exctly 7 games if the winning team wins the first game

Respuesta :

we are given with the situation telling that  a baseball team must win 4 games out of a maximum of 7 games.  This is like a best of 7 series of NBA finals. if the winning team wins the first game, the ways of winning the title in 7 games is

W L W L W L W
W L L  L  W  W W
W L L W L  W W
W W L W L L W
W W W L L L W
W L W W L L W
W W L L W L W

there are 7 ways