Find all absolute and relative extreme values 0f the function fix] = x2 - 6x + I", on the interval [1, 4]. Find all absolute and relative extreme values of the function fix] = 3x4 4x3 en the interval [-1. 1]. Find all absolute and relative extreme values of the function fix] = x3 2x2 + x + 1, on the interval [-2. 2]. Identify the absolute maximum and absolute minimum of the function fl") x29 , within the interval [-2, 2]