<s>[INST] AQ manager can split a team of 10 players into two groups which have to share a limited resource (like processing power, attention etc.) where one group has X+1 players and the other group has 10-(X+1)=9-X players. The manager wants to maximize the value of the function: X  (X+1)  (9-X). What is the value of X that maximizes the value of the function.[/INST]