Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(a)[1]

Factorise the expression $p^2 - q^2$.

(b)[2]

Find the value of $p + q$ from the given information.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Final answer: $(p-q)(p+q)$.” …

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