Question 89424
36=T^2-T/2
T^2-T/2-36=0
USING THE QUADRATIC EQUATION WE GET (T=6.26 & -5.76)
SOLVING THIS EQUATION USING 9 AS THE NUMBER OF TEAMS (t) WE GET
N=9^2-9/2
N=81-4.5
N=76.5 THIS SAYS SOMETHING IS WRONG WITH YOUR EQUATION OR THE ANSWER 9 IS INCORRECT.