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Mathematics for IGCSE & O level - Inequalities (Section 2 - No. 29)

Which of the following is the correct way to represent the graph of the inequality x ≥ 3 on a number line?
A closed circle on 3 and a line shading to the left.
An open circle on 3 and a line shading to the left.
A closed circle on 3 and a line shading to the right.
An open circle on 3 and a line shading to the right.

توضیح

x ≥ 3 is inclusive (closed circle) and all values greater than 3 (shading right).

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