Math calculator
Quadratic Formula Calculator
Solve quadratic equations ax² + bx + c = 0.
How the calculation works
Discriminant = b² − 4ac. If ≥0: x = (−b ± √discriminant) ÷ 2a. If <0: complex roots.
Example: a=1, b=−5, c=6 gives x=2 and x=3.
Important limitations
This tool provides a mathematical estimate based only on the values entered. It does not account for regulations, taxes, lender fees, medical circumstances, structural requirements, or other project-specific factors unless explicitly stated.
Frequently asked questions
How accurate is the quadratic calculator?+
The calculation follows the displayed formula and retains full numeric precision before formatting the result.
Can I use the result professionally?+
Use it as a planning estimate. Confirm regulated, medical, financial, or construction decisions with a qualified professional.