CBSE 9 Math · U2
Algebra
CBSE Class 9 Mathematics Unit II: polynomials, sequences and progressions, algebraic identities, factorisation, rational expressions, linear equations in two variables, and pairs of linear equations.
Test yourself
A focused, distraction-free run through 70 multiple-choice questions. Hints if you need them; your score at the end.
Difficulty guide
The label describes the problem, not your ability.
1/5 - Foundational
Warm-up setup; checks one basic idea.
2/5 - Routine exam skill
Normal syllabus skill; usually one main rule or interpretation.
3/5 - Standard multi-step
Exam-style problem with multiple steps or a common trap.
4/5 - Hard exam skill
High-end exam problem; combines methods carefully.
5/5 - Challenge
Stretch problem beyond normal exam pressure.
Topic 2.1
Introduction to Polynomials
Recognising polynomials, degree, coefficients, evaluation, and simple linear growth or decay models.
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Topic 2.2
Sequences and Progressions
Number patterns, arithmetic and geometric progressions, visual patterns, simple sums, and Tower of Hanoi growth.
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Topic 2.3
Algebraic Identities and Factorisation
Using standard identities, geometric models, factorisation, and simple rational expressions.
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Topic 2.4
Linear Equations in Two Variables
Solutions as ordered pairs, graphing linear equations, slope-intercept form, and contextual equations.
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Topic 2.5
Pairs of Linear Equations
Graphical and algebraic solution of two linear equations, consistency, and simple contexts.
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