Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

Factorise fully the expression $24x^2 - 9xy$.

(b)[3]

Factorise fully the expression $63x^2 - 28y^2$.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The factorised form is $3x(8x - 3y)$.” …

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