## Example of Completing the Square

Completing the Square Here is how to Solve by Completing the Square. The Quadratic Equation in Standard Form is $$\boxed{ y=x^2+bx+c }$$ To Solve by Completing the Square we add and subtract $$\textcolor{blue}{({b \over 2})^2}$$ which yields: $$\boxed{ y=x^2+bx+ \textcolor{blue}{({b \over 2})^2} + c – \textcolor{blue}{({b \over 2})^2} }$$ Completing the Square yields: … Read more

Examples: How to Factor a Quadratic Equation Example1: Factoring Quadratic Equations with leading coefficient a=1Let’s solve the Quadratic Equation $$x^2- 6x+8 = 0$$ . The 2 zeros when multiplied have to equal 8. That could be 8 and 1 or 4 and 2, and their negatives. Additionally, they have to add to -6 which … Read more