Cambridge IGCSE Mathematics
2.2Algebraic manipulation
Algebraic manipulation in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic43 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 2.2.1Simplify expressions by collecting like terms.
- 2.2.2Expand products of algebraic expressions, including two brackets (Extended: more than two brackets).
- 2.2.3Factorise expressions fully by taking out common factors.
- 2.2.4Extended: factorise by grouping, as a difference of two squares, as a perfect square, and expressions of the forms ax² + bx + c and ax³ + bx² + cx.
- 2.2.5Extended: write an expression ax² + bx + c in completed-square form (taught with the quadratic equations of 2.5).
Lessons
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Expanding brackets
30 min
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Factorising algebraic expressions
35 min
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Sample question
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