Graphing Inequalities

Graphing Inequalities

When graphing Inequalities, be sure to know where to shade the inequalities.

What the lines look like

• <,> dashed lines. These lines do not connect.

•  $\le,\ge$  are a solid line. 

Where to shade

•  $<,\le$  you are to shade below your line that you created

•  $\ge,>$  You are to shade above the line you created. 

Multiple Choice

Select the correct graph for each inequality.

• A
• B
• C
• D

Multiple Choice

Do I need to flip my sign?
-3x  ≥ 12

• Yes
• No

Multiple Choice

How can I tell if an inequality will have a solid line?

• It has an equal sign.
• The symbol is greater than.
• The symbol has "or equal to."
• You just guess.

Multiple Choice

Which of the following equations match the given graph?

• y > 2x - 5
• y ≥ 7/4x + 2
• x < -5
• x > -5

Multiple Choice

Identify the inequality.

• y > 2

• y ≤ 1

• x ≥ 2

• y ≥ 1

Multiple Choice

Select the graph for y >  -2x - 3

• A
• B
• C
• D

Multiple Choice

Which is true about this graph??

• it is shaded above and has a dashed line

• it is shaded below and has a solid line

• it is shaded above and has a solid line

• it is shaded below and has a dashed line

Multiple Choice

Select the correct graph for each inequality.

• A
• B
• C
• D

Multiple Choice

Select the correct graph for each inequality.

• A
• B
• C
• _D

Multiple Choice

which equation best represents this graph?

• y < 1/2x + 1

• y < 1/2x + 2

• y >1/2x + 2

• y > 2x