100 metres of fencing are available to enclose a rectangular pen. The area, A square metres, enclosed is given by A = 25x - x^2 where the length of the pen is x metres,
a) What is maximum area that can be enclosed?
b) What are the dimensions of the pen with maximum area?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

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%