Factorising
Revise Factorising in Algebra for GCSE Mathematics with 12 exam-style questions and 3 flashcards. This topic appears regularly enough that it should be part of a solid GCSE revision cycle.
Study this topic
Factorising = Reverse of Expanding
The Key Idea
Method: Factorising Step by Step
Worked Example 1: Numbers Only
Worked Example 2: With Common Variable
Worked Example 3: Three Terms
Common Mistakes
Advanced: Factorising Quadratics
The "Two Numbers" Method
Worked Example: Quadratic - Both Positive
Worked Example: Quadratic - Negative Constant
Sign Rules Cheat Sheet
Sample Flashcards
Sample Questions
Which is the correct factorisation of 6x + 15?
A student factorises x² + 5x + 4 as (x + 4)(x + 4). Explain why this is incorrect and give the correct factorisation.
12
exam-style questions
3
revision flashcards
Ready to revise Factorising?
Get personalised daily study plans, adaptive quizzes, and spaced repetition flashcards.
Join Alpha