X 2 1 x 2. X 2 3 x 7 0 0. A standard quadratic equation looks like this.
Step 3 Complete the square on the left side of the equation and balance this by adding the same number to the right side of the equation.
Examples of Quadratic Equation A quadratic equation is an equation of the second degree meaning it contains at least one term that is squared. 6w2 w 5 6 w 2 w 5 Solution. A quadratic equation is an equation that can be written as ax ² bx c where a 0. 1 x 2 5x6 0 where a1 b5 and c6.