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Solving Inequalities
Solving Compound Inequalities
Absolute Value
Word Problems
  SOLVING COMPOUND INEQUALITIES
Another way to write - 5 < t ≤ 4 is as follows:

(-5, 4] where parenthesis ( ) represent open circle(s) and the brackets represent closed circle(s) [ ].

Some examples are shown in the image on the right.
Examples
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