Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

Factorise the expression $2m + 3p - 8km - 12kp$ fully.

(b)[3]

Factorise the expression $5x^2 - 20y^2$ fully.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The intermediate factorisation is $2m+3p-4k(2m+3p)$.” …

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