Please help me Find the perimeter

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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%