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Find all absolute and relative extreme values of the function f(x) = 3x4 4x3 on the interval [-1, 1]. Find all absolute and relative extreme values of the function x) = x3 2x2 + x + 1, on the interval [-2, 2]. F X = . 3x In what intervals is the graph of the function x2_9 increasing and/or decreasing?\ff x) = 3x Identify the absolute maximum and absolute minimum of the function x2-9 , within the interval [-2, 2]