1. Find the absolute maximum and the absolute minimum value, if any, of the given function. x) = 2x33{x2 4) on [- 1,4] 2. The function f0) = 30! 631'\" + 65 (U <_z i models the average speed of a vehicle on certain street between tam and weekday. where fit is measured in miles per hour t hours with corresponding to am. find at what time trafc moves slowest that>