In this video I work through 12 examples of solving quadratic equations using the square root method and completing the square. Even though we could solve each quadratic equation by factoring or ...

If a quadratic equation can be factorised, the factors can be used to find the roots of the equation. The equation factorises to give \((x + 3) (x - 2) = 0 \) so the solutions to the equation \(x^2 + ...

The solution to a quadratic inequality may be presented: Make sure you know how to solve quadratic equations to boost your confidence in this topic. Understanding how to sketch quadratic graphs is ...