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The Nature of Mathematics – 13th Edition

Graphing half-planes

Homework Hints 16-5

October 22, 2015July 22, 2015 by elaine

Note: Homework Hints are given only for the Level 1 and Level 2 problems.

However, as you go through the book be sure you look at all the examples in the text. If you need hints for the Level 3 … See the whole entry

Categories Chapter 16, Homework Hints Tags Corner point, Graphing half-planes, Intersection

Reference Topics 15-2

June 6, 2018July 22, 2015 by elaine

Here is a good site for graphing half-planes.
http://hotmath.com/help/gt/genericalg1/section_4_4.html

This is an interactive site which will graph half-planes.
Write the given inequality in the form

Ax + By < C
or
Ax + By > C

with the inputs on … See the whole entry

Categories Chapter 15, Reference Topics Tags Graphing half-planes, Inequalities

Section 15.2: Graphing Half-Planes

September 26, 2015July 22, 2015 by elaine

15.2 Outline

    1. half-plane
    2. boundary
    3. open/closed
  1. Procedure for graphing a linear inequality

 

15.2 Essential Idea

Procedure for graphing a linear inequality

Step 1
Graph the boundary. Replace the inequality symbol with an equality symbol and draw the resulting line. This … See the whole entry

Categories Chapter 15, Essential Ideas Tags Graphing half-planes, Linear inequalities
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