Mathematics for IGCSE & O level - Inequalities (Section 2 - No. 17)
When graphing an inequality, what does a dashed line indicate?
The inequality includes the 'equal to' condition.
The inequality does not include the 'equal to' condition.
The line is a horizontal line.
The line is a vertical line.
คำอธิบาย
A dashed line represents an inequality that does not include the 'equal to' condition ( < or > ).