Question

Solve the following inequality, then graph the solution set. || ≥ 1Answer in interval notation.

Answer 1

The given inequality is expressed as

|x| ≥ 1

This is an absolute value inequality. It can be written as

In interval notation, the answer is

(- ∞, - 1] U [1, ∞)

x ≥ 1 or x ≤ - 1

On the graph, it would be