CAIE IGCSE Mathematics Core C2.2.3 Factorise by extracting common factors
Practise factorising algebraic expressions by extracting common numerical and letter factors into a bracketed form.
- Syllabus
- 2028–2030
- Objective
- C2.2.3
- Level
- Core
Exam points
- find the highest common factor, including letters, and write the remaining terms in brackets
- factorise completely when both a number and a variable can be taken out,
- explain or correct an incomplete factorisation by checking the expanded expression
C2.2.3 Factorise by extracting common factors question 1
[Maximum number: 2]
Factorise completely.
15x3y−3x
3x(5x2y−1) final answer
B1 for 3(5x3y−x) or x(15x2y−3), or correct answer spoilt
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