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Chapter 4: Linear Functions and Inequalities in Two Variables

Chapter 4: Linear Functions and Inequalities in Two Variables

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Author: Sara Edwards
Description:
  • To graph points in a rectangular coordinate system
  • To determine ordered-pair solutions of an equation in two variables
  • To graph a scatter diagram
  • To evaluate a function
  • To graph a linear function
  • To find the slope of a line given two points 
  • To graph a line given a  point and the slope
  • To find the equation of a line given a point and the slope
  • To find the equation of a line given two points
  • To find parallel and perpendicular lines
  • To graph the solution set of an inequality in two variables
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Tutorial

4.1 The Rectangular Coordinate System

Source: Dr. Sara Edwards

4.2 Intro to Functions

Source: Dr. Sara Edwards

4.3 Linear Functions

4.4 Slope of a Straight Line

4-5 Finding Equations of Lines

4-6 Parallel and Perpendicular Lines

4-7 Inequalities in Two Variables