Question

Use interval notation to represent the set of numbers-7 ≤x≤ 3.

Answer 1

[ - 7, 3 ]

Explanation:

note that the ≤ symbol means that x can equal the end values, thus use a bracket [ ] to show this

- 7 ≤ x ≤ 3 is { - 7, 3 ] in interval notation