Linear Inequalities

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, -10)
• (-1, 5)
• (5, 20)

Consider the function y < 2x+3. Which is true?

• The line would be solid with shading above.
• The line would be dashed with shading above.
• The line would be solid with shading below.
• The line would be dashed with shading below.

Which linear inequality matches the graph?

• y ≤ -2x - 1
• y ≥ -2x - 1
• y ≤ 2x - 1
• y ≥ 2x - 1

When graphing an inequality, which symbols tell you to use a dashed line?

• <, >

• ≤, ≥

When graphing an inequality, which symbols tell you to use a solid line?

• <, >

• ≤, ≥

which equation best represents this graph?

• y < 1/2x + 1

• y < 1/2x + 2

• y >1/2x + 2

• y > 2x

Select the graph for y ≥ -3.

• A
• B
• C
• D

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Is the point (3, 1) a solution for the following inequality? Choose the best answer that has the best explanation.

• Yes because it is located in the shaded region.

• No because it is located on the line and the line is dotted.

• Yes because it is located on the line.

• No because it is in the shaded region.