Consider the graph of   y = -⅓x3 – x2 + 3 .   Find the interval(s) on which the graph is concave up. Find the interval(s) on which the graph is concave down. Find any points of inflection. Graph the function.

College Algebra
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ISBN:9781938168383
Author:Jay Abramson
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Chapter3: Functions
Section3.6: Absolute Value Functions
Problem 11SE: For the fallowing exercises, find the x- and y-intercepts of the graphs of each function. 11....
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       Consider the graph of   y = -⅓x3 – x2 + 3 .

 

  1. Find the interval(s) on which the graph is concave up.
  2. Find the interval(s) on which the graph is concave down.
  3. Find any points of inflection.
  4. Graph the function.
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