A local maximum of the function f(x) occurs for which x-value? х
-4
-3
-2
-1
0
f(x)
16
-2
0
6
0
-2
1
0 -2
T ? Y T

Which equation represents a proportional relationship that has a constant of proportionality equal to 1/5

Can someone me with this problem i don't understand i need

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%