Given the function defined in the table below, find the average rate of change, in simplest form, of the function over the interval 2, is less than or equal to, x, is less than or equal to, 62≤x≤6.
x f, of, xf(x)
00 6060
22 5454
44 4848
66 4242
88 3636
x f, of, xf(x)
00 6060
22 5454
44 4848
66 4242
88 3636