Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

Factorise completely the expression $px + py - x - y$.

(b)[3]

Factorise completely the expression $2t^2 - 98m^2$.

Worked solution & mark scheme

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

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