Mathematics 0580 · IGCSE · Algebraic manipulation

Algebraic manipulation — practice question

$x^2 + 4x - 9 = (x + a)^2 + b$.
(main)[3]

Determine the values of $a$ and $b$.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$a=2, b=-13$” …

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