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View Full Document Math 1310 Class Notes – Section 1.1, Page 1 of 7
Math 1310
Section 1.1
Points, Regions, Distance and Midpoints
•
Review the examples in the online text in Section 1.1 titled “Points.”
•
Graphing Regions in the Coordinate Plane
The set of all points in the coordinate plane with
y
coordinate
k
is the horizontal line
.
k
y
=
The set of all points in the coordinate plane with
x
coordinate
k
is the vertical line
.
k
x
=
Example 1:
Graph
3
=
y
in the coordinate plane.
Example 2:
Graph
7

=
x
in the coordinate plane.
Math 1310 Class Notes – Section 1.1, Page 2 of 7
The region
k
y
<
is the part of the coordinate plane below the line
k
y
=
, not including the line
itself.
The region
k
y
≤
is the part of the coordinate plane below the line
k
y
=
, including the
line itself.
The region
k
y
is the part of the coordinate plane above the line
k
y
=
, not including the line
itself.
The region
k
y
≥
is the part of the coordinate plane above the line
k
y
=
, including the
line itself.
The region
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This note was uploaded on 02/22/2012 for the course MATH 1310 taught by Professor Marks during the Summer '08 term at University of Houston.
 Summer '08
 MARKS
 Math, Midpoint Formula

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