CBSE · Class 6-12

Class 11 · Mathematics (041)

Unit 5 · Class 11Mathematics (041)

Algebra

Linear Inequalities

Solve linear inequalities in one variable algebraically and represent solutions on the number line.

Formative-only for boards

Solutions of linear inequalities in two variables

Learn these concepts — they won't appear in the CBSE 2026-27 board paper.

Lessons

3 concepts

1
Basic Rules
Add / subtract preserves; multiply / divide by a negative flips the inequality.
2
One-Variable Inequalities
Solve like equations; represent on the number line. Compound inequalities: $-3 < 2x - 1 \le 5$ .
3
Word Problems
Translate everyday constraints (age, marks, cost) into linear inequalities and solve.

Skills to practise

Skill · medium

Linear Inequalities — Practice (coming soon)

Practice bank for this unit is in progress. You can still read the lessons above.