Equations of Lines Given Two Points, Slope and Point or Graph

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AI.9.3.B

Remember RATE OF CHANGE means SLOPE. Find the slope by using RISE/RUN or using List & Spreadsheet, Data & Statistics, Menu 4,6,1.

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AI.9.3.B

Graph the given equation on a GRAPH PAGE and check which answer choice matches. Make sure to use MENU, TRACE, GRAPH TRACE and match the x-intercept.

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AI.9.3.C

Remember the word ZERO means X-INTERCEPT which is where it crosses the x-axis. Y-INTERCEPT means where it crosses the y-axis.

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AI.9.3.C

Remember equations are written as y=mx+b. Create the equation by finding the slope from rise/run and the y-intercept by looking at where it crosses the y-axis. You can also create an equation by making a List & Spreadsheet, Data & Statistics, Menu 4, 6, 1.

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AI.9.2.C

What is the slope of a line parallel to the line that passes through the points (3, -2) and (1, 8)?

Given the graph, find the slope of the line.

Find the slope of a line parallel to the given line.

Find the slope of a line perpendicular to the given line.

What is the slope of a line perpendicular to the line that passes through the points (3, -2) and (1, 8)?