   Chapter 8.4, Problem 46E

Chapter
Section
Textbook Problem

How do you see it?Use the graph of f 1 shown in the figure to answer the following (a). Identify the open interval(s) on which the graph of f is increasing or decreasing. explain.(b). Identify the open intervals(s) on which the graph of f is concave upward or downward. explain.

(a)

To determine
Whether the open interval(s) on which the graph of ‘f’ is increasing or decreasing.

Explanation

Given:

Refer to the question for graph.

Solution:

f is increasing on the open interval 0<x<=(0,)._

f is decreasing on the open interval <x<0=(,0)

(b)

To determine
Whether the open interval(s) on which the graph of ‘f ‘is concave upward or downward.

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