There are three main ways to show intervals. Using Interval Notation to Express All Real Numbers Greater Than or Equal to a. Showing if the beginning and end number are included is important.
Notation plays an important role in mathematics.
Another commonly used and arguably the most concise method for describing inequalities and solutions to inequalities is called interval notation. A b is the interval notation. Use interval notation to indicate all real numbers. Interval notation is a way of writing subsets of the real number line.