Precalculus · Problem 75

Relations and Functions — Stitz & Zeager

Mathematics — Precalculus · graphs-of-functions-extrema

Problem

Use your graphing calculator to approximate the local and absolute extrema of

f(x) = x^{2/3}(x - 4)

. Approximate the intervals on which the function is increasing and those on which it is decreasing. Round your answers to two decimal places.