In mathematics, binomial coefficients are represented as \(\binom{a}{b}\), where \(a\) is the \((a-1)^{\text{th}}\) row, and \(b\) is the \((b-1)^{\text{th}}\) number in that row, counting from the left, acting as an index.
Hockey is a team sport that incorporates balance, endurance, and hand-eye coordination. Choosing the proper hockey equipment is important to protect from injuries or dental damage. Hockey players need to drink plenty of water because the heat and weight of the equipment can cause dehydration.
Hockey is the national sport of Pakistan, and is sometimes assumed to be India 's national sport as well, although officially India does not have a national sport. The term field hockey is used primarily in Canada and the United States where ice hockey is more popular.ach team plays with eleven players including the goalie. Players use sticks made out of wood or fiber glass to hit a round, hard, rubber like ball. The length of the stick depends on the player's individual height. There are left hand sticks in field hockey, but only one side of the stick is allowed to be used.