Linear Inequalities in two variables

Front

What type of line is used with the symbols < and >?

Back

Dashed or dotted line.

Front

What type of line is used with the symbols ≤ and ≥?

Back

Solid line.

Front

Which inequality represents a line that includes the points on the line?

Back

≤ or ≥.

Front

Which inequality represents a line that does not include the points on the line?

Back

< or >.

Front

What does the inequality y ≥ -3/4 x + 3 represent on a graph?

Back

The area above the line including the line itself.

Front

What does the inequality y < x represent on a graph?

Back

The area below the line, not including the line.

Front

If the inequality is y < 2x + 3, what type of line is used?

Back

Dashed line.

Front

What does shading above a line indicate in an inequality?

Back

The solution set includes all points above the line.

Front

What does shading below a line indicate in an inequality?

Back

The solution set includes all points below the line.

Front

How do you determine if a point is a solution to an inequality?

Back

Substitute the point into the inequality and check if it holds true.