Consider the function f(x) = x2 + 12x + 11.
x-intercepts:
0 = x2 + 12x + 11
(0= (x + 1)(x+ 11)
y-intercept:
f(0) = (0)2 + 12(0)+ 11

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%