Year 9 Mathematics Advanced / Quadratic Expressions and Algebraic Techniques
Factorising the Difference of Two Squares
Factorise a difference of two squares: a² − b² = (a + b)(a − b).
Syllabus area
Number and Algebra
Focus
Path-level quadratic and algebraic-fraction techniques.
You can jump straight to the Mastery Quiz whenever you are ready.
Nova Maths