Quadratic Equation Solver
Solve ax² + bx + c = 0 for real or complex roots.
ax² + bx + c = 0
x₁ = 2.0000
x₂ = 1.0000
x₂ = 1.0000
How to use Quadratic Equation Solver
- 1Enter the coefficients a, b and c.
- 2The roots (real or complex) update live.
Why use this tool
- Handles all cases: two real roots, one repeated root, or complex conjugate roots.
- Uses the standard quadratic formula.
Frequently asked questions
What happens if a = 0?
If a is 0, the equation isn't quadratic (it becomes linear), so the tool will show a message asking for a non-zero value of a.