- Enter — Values for a, b, and c.
- Solve — See roots (real or complex), discriminant, and vertex.
Quadratic Formula Calculator
Solve any quadratic equation ax² + bx + c = 0 using the quadratic formula.
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Quadratic Formula Calculator — Solve ax² + bx + c = 0
Free quadratic formula calculator. Find roots, discriminant, and vertex of any quadratic equation — 100% client-side. 100% serverless.
🔒 100% Private
⚡ Completely Free
🌐 Runs in Browser
📦 Export Ready
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Quadratic Formula Calculator — Solve ax² + bx + c = 0
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Frequently Asked Questions
What types of roots does it find?
Real roots (two distinct or repeated) and complex roots.
Does it show the vertex?
Yes, the vertex coordinates of the parabola.
Is my data safe?
Yes. 100% in your browser.