Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[2]

Factorise $18a^2 - 98$ into its fully factorised form.

(b)[3]

Expand and simplify the product $(x + 4)(2x - 1)(x - 2).

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Fully factorised: $2(3a-7)(3a+7)$” …

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