Enter Coefficients
Examples
Example 1
x² - 4 = 0
Roots = -2, 2
Example 2
x² + 6x + 9 = 0
Root = -3
Example 3
x² + 2x + 5 = 0
Roots = -1 ± 2i
Use this page to solve quadratic equations with real or complex roots and check the discriminant before you move on.
x² - 4 = 0
Roots = -2, 2
x² + 6x + 9 = 0
Root = -3
x² + 2x + 5 = 0
Roots = -1 ± 2i