Lesson 4 Notes – Graphing in Slope-Intercept Form

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The table and graph suggest another method of graphing a linear equation. This method is based on two numbers. The SLOPE This is the coefficient of x.
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Presentation transcript:

Lesson 4 Notes – Graphing in Slope-Intercept Form - To Graph Lines in Slope-Intercept Form

Again: How many points do we need to graph a line? In slope intercept form, what information about the line are we given?

Steps to graph: Find/Plot the y-intercept Starting from the y-int, complete rise over run using the slope of the line to plot the next point(s) Connect with line Label the line with the equation

Examples Graph each line: 1. y = 2x + 1 2. y = -½x – 4 3. y = 5/2x – 3

U-try Graph the line: 1. y = -5x + 1

HOMEWORK Worksheet