Concept explainers
a.
To tell whether given expression
positive or negative.
a.
Answer to Problem 5CE
The expression
is negative.
Explanation of Solution
Given:
Below is the figure given
Calculation:
From the figure given , it can be said that the coordinates
So , the value of expression
consider any coordinate say
so ,
Therefore, the expression
is negative.
b.
To tell whether given expression
positive or negative.
b.
Answer to Problem 5CE
The expression
is positive.
Explanation of Solution
Given:
Below is the figure given
Calculation:
From the figure given , it can be said that the coordinates
So , the value of expression
consider any coordinate say
so ,
Therefore, the expression
is positive.
c.
To tell whether given expression
positive or negative.
c.
Answer to Problem 5CE
the expression
is negative.
Explanation of Solution
Given:
Below is the figure given
Calculation:
From the figure given , it can be said that the coordinates
So , the value of expression
the value of expression
consider any coordinate say
so ,
Therefore, the expression
is negative.
Chapter 13 Solutions
McDougal Littell Jurgensen Geometry: Student Edition Geometry
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- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning