Mathematics 0580 · IGCSE · Sketching curves

Sketching curves — practice question

This quadratic curve has its minimum at (-3, -5).
(a)[1]

Find the equation for the line of symmetry of the curve.

(b)[1]

Write the curve's equation in the form $y=(x+a)^2+b$.

Worked solution & mark scheme

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

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