See examples of using the formula to solve a variety of equations. If you are only interested in the real solutions. - B B2-4AC.
Only if it can be put in the form ax2 bx c 0 and a is not zero.
Factoring the Equation 1. To solve a quadratic inequality you follow these steps. The solution for real numbers is where the parabola cross the x-axis. Factoring the Equation 1.