Roots of quadratic equations

Roots of quadratics 1 – Smart Notebook – A lesson which involves a rich starter activity (nrich 762) followed by an investigation into the link between the roots of quadratics.

Roots of quadratics 2 – Smart Notebook – Follows up with some examples and an exam question as a plenary.

Investigate roots – Excel – Experiment with different values to find a link between the sums and products.

Roots of quadratics 1 – Powerpoint – Proving results from experiment followed by worked example

Roots of quadratics matching activity – PDF- Excellent activity produced by Susan Wall. Could be used in a revision lesson..

PRET homework task



The videos below are by Jack Brown.

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