Quadratic+Expression

=** Quadratic Expressions **=

Watch videos on the following concepts and practice questions from and check your answers in Quadratic Expansion FOIL method multiplying expressions || Ex 4A || Factoring 15b - Difference of 2 Squares part 2 || Ex4B Qn 3 - 7 || Factorising quadratics using the ac method Factoring Trinomials by Grouping || Ex 4C || See the videos below on Solving quadratic equations by completing the square. || Ex 4D || Solving Quadratic Equations by Factoring – Another Example Solving Quadratic Equations by Factoring || Ex 4F Qn 3 - 6 || Completing the Square – Solving Quadratic Equations Completing the Square to Solve Quadratic Equations: More Ex 1 Completing the Square to Solve Quadratic Equations: More Ex 3 Completing the Square to Solve Quadratic Equations: More Ex 4 Completing the Square to Solve Quadratic Equations: More Ex 5 Completing the Square to Solve Quadratic Equations: More Ex 6 || Ex 4F Qn 7 - 9 || Solving Quadratic Equations using the Quadratic Formula – Ex 1 || Ex 4G || Using the Discriminant to Predict the Types of Solutions– Ex 1 Using the Discriminant to Predict the Types of Solutions – Ex 2 || Ex 4I ||
 * = ===**concept**=== ||= ===**Video tutorial**=== ||= ===**Practice Exercises**=== ||
 * Expanding expressions || Quadratic Expansion Box Method
 * Finding common factors || Factoring and the Distributive Property ||  ||
 * Factoring with common factors || Factoring and the Distributive Property part 2 || Ex 4B Qn 1 & 2, 10, 11 ||
 * Factorising using Difference of 2 squares (DOTS) || Factoring 15a - Difference of 2 Squares
 * Factorising ax^2+bx+c || Factoring by Grouping
 * Factorising by completing the square || I could only find videos showing this done as part of solving quadratic equations.
 * Null factor law || Null Factor Law || Ex 4F Qn 1 & 2 ||
 * Solving quadratic equations by factorising || Solving Quadratic Equations by Factoring – Basic Examples
 * Solving quadratic equations by completing the square || Solving a quadratic by completing the square
 * Quadratic Equations – Factoring and Quadratic Formula || Quadratic Equations – Factoring and Quadratic Formula
 * The discriminant and predicting the number of solutions || Quadratic Equations: Using the Discriminant