To combine intervals, you can enter "U" for

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter3: Functions
Section3.3: More On Functions; Piecewise-defined Functions
Problem 99E: Determine if the statemment is true or false. If the statement is false, then correct it and make it...
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only a-c

To combine intervals, you can enter "U" for
union. If no interval exists, enter "DNE". All
intervals below should be open intervals (DO
NOT include end points).
a. On what interval(s) of x is f(x) positive (
f(x) > 0)?
Preview
b. On what interval(s) of x is f(x) negative (
f(x) < 0)?
Preview
c. On what interval(s) of a is f(x)
increasing?
Preview
d. On what interval(s) of x is f(x)
decreasing?
Preview
e. On what interval(s) of x is ƒ concave up?
Preview
f. On what interval(s) of x does f concave
down?
Preview
Transcribed Image Text:To combine intervals, you can enter "U" for union. If no interval exists, enter "DNE". All intervals below should be open intervals (DO NOT include end points). a. On what interval(s) of x is f(x) positive ( f(x) > 0)? Preview b. On what interval(s) of x is f(x) negative ( f(x) < 0)? Preview c. On what interval(s) of a is f(x) increasing? Preview d. On what interval(s) of x is f(x) decreasing? Preview e. On what interval(s) of x is ƒ concave up? Preview f. On what interval(s) of x does f concave down? Preview
The graph of a function f is shown below.
4 y
3.
2
4-3
4
2
3
-4
To combine intervals, you can enter "U" for
union. If no interval exists, enter "DNE". All
intervals below should be open intervals (DO
NOT include end points).
Transcribed Image Text:The graph of a function f is shown below. 4 y 3. 2 4-3 4 2 3 -4 To combine intervals, you can enter "U" for union. If no interval exists, enter "DNE". All intervals below should be open intervals (DO NOT include end points).
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