👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the ...
👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 ...
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.