Graphing Inequalities Lesson!

Open Ended

What did you do this 3-day weekend?

Draw

BR: Graph $$y\ =\ -\frac{2}{3}x\ +\ 5$$  

​Graphing Inequalities

​November 8

Solve the inequality for _________; then use the y-intercept and ________ to plot points on the line.

The solution set of a linear inequality includes all ordered pairs in the graph's _________ region as well as on the line if the line is _________. Points on a _________ line are not included in the solution set.

Which inequality symbol is used for this graph?

Multiple Choice

Which inequality symbol is used for this graph?

• $$<$$  

• $$\le$$  

• $$>$$  

• $$\ge$$  

Multiple Choice

Which inequality symbol is used for this graph?

• $$<$$  

• $$\le$$  

• $$>$$  

• $$\ge$$  

Multiple Choice

Which inequality symbol is used for this graph?

• $$<$$  

• $$\le$$  

• $$>$$  

• $$\ge$$  

Poll

How are you feeling about the inequality symbols and graphing?

• I am still confused.

• I can do this WITH notes.

• I can do this WITHOUT notes.

• I understand and can help others with this.

​Graphing Inequalities Practice

​November 8

Multiple Choice

Which inequality is represented on the graph?

• $$y\ >\ -2x\ +\ 8$$  

• $$y\ \ge\ -2x\ +\ 8$$  

• $$y\ <\ -2x\ +\ 8$$  

• $$y\ \le\ -2x\ +\ 8$$  

Multiple Choice

Asia graphed $$y\ >\ x\ +\ 5$$   as shown. Which of the following is true?

•  Asia should have used a dotted line.

•  Asia should have shaded above the line.

•  Both are true.

•  Asia graphed it correctly.

Which of the following are solutions:

(4, -3)

(2, 2)

(-2, -5)​

Multiple Select

Which of the following are solutions to the inequality we just graphed?

• (1, -2)

• (4, -4)

• (3, 2)

Open Ended

Give a coordinate point that would be a solution to the inequality we just graphed.

​Great work today everyone!