Graphing Inequalities

Front

What does the inequality x < 6 represent on a number line?

Back

All numbers to the left of 6, not including 6 itself.

Front

What symbols are used for a closed dot when graphing inequalities?

Back

≤ and ≥.

Front

Which symbol represents 'greater than or equal to'?

Back

≥.

Front

How do you graph the inequality r ≥ -6?

Back

Use a closed dot at -6 and shade to the right.

Front

When graphing b < 6, should you use an open or closed circle?

Back

Open circle.

Front

What does an open circle indicate in graphing inequalities?

Back

The number is not included in the solution set.

Front

What does a closed circle indicate in graphing inequalities?

Back

The number is included in the solution set.

Front

How do you represent the inequality x > 3 on a number line?

Back

Use a closed dot at 3 and shade to the right.

Front

What is the difference between the symbols < and ≤?

Back

< means 'less than' (not including), while ≤ means 'less than or equal to' (including).

Front

What does the inequality y ≤ 4 mean when graphed?

Back

All values of y that are less than or equal to 4.