You can
put this solution on YOUR website!The


will calculate the solutions of any


.
A quadratic equation is an equation that can be written as

where a ≠ 0
In other words, a




a squared term as its highest power.
The

of a


is the

of

when you set the equation equal to

,
or when you solve the following general equation:
Given a quadratic equation:
The quadratic formula below will solve the equation for zero
The quadratic formula is :
Example:
Quadratic Equation:

where
Using the quadratic formula to solve this equation just substitute

,

, and

into the general formula:
here is the graph of

and its solution:
so, as you can see, this quadratic function has only one solution (the parabola is touching x-axis at -1)