Solving quadratic equations using quadratic formula

Using the quadratic formula is often the most convenient way.
The general quadratic equation is

Here x represents an unknown, while a, b, and c are constants with a not equal to 0.

 


Worksheet: http://cdn.kutasoftware.com/Worksheets/Alg1/Quadratic%20Formula.pdf
Methods review: https://prezi.com/xk8qz0f2ijys/solving-quadratic-equations/

 
https://www.khanacademy.org/math/algebra/quadratics/solving-quadratics-using-the-quadratic-formula/v/using-the-quadratic-formula