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Solve using the quadratic formula with complex solutions

👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest ...
YouTube on MSNOpinion

Solving a quadratic using quadratic formula with two real solutions

👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest ...
BBC

Finding roots by factorising

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 + ...
BBC

Algebraic skills

Removing brackets is to multiply the term outside the brackets by each term inside - also known as the distributive law. Use FOIL to remove a pair of brackets then simplify by collecting like terms.