Write a rule to represent the sequence AND find the 9th term: 3, -12, 48

And explain how you got it so i can understand future problems : 3

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

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%