Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

(main)[3]

Expand then simplify $(x + 1)(x + 2) + 2x(x - 3)$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Expansion that reaches $x^2+2x+x+2+2x^2-6x$ oe” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI