Age calculator
Your exact age on any date, from your DOB.
Open toolQuadratic equation solver
Find real or complex roots of ax² + bx + c = 0.
Your input stays in this browser. No account needed.
THE QUICK GUIDE
How to use quadratic equation solver
Enter the labelled values, then process it. Copy or download the result.
How it works
Uses the discriminant b² − 4ac; a must be nonzero.
A useful example
Coefficient a: 1; Coefficient b: -3; Coefficient c: 2 → Root 1: 2 Root 2: 1
Good to know
Use consistent units and currency. These are general calculations; verify important results.