123 Equation Solver solves 1st, 2nd, 3rd and 4th degree algebraic equations right on your phone.
- Enter coefficients with a dedicated keyboard that includes scientific functions (sine, cosine, tangent, log, square root)
- Coefficients can be full math expressions, not just plain numbers
- Choose between the formula result, the approximate numeric value, or both
- Works in degrees, radians or gradians
- No account, no intrusive ads, no internet connection needed to calculate
Great for students, teachers, and anyone who needs to check the roots of an equation quickly.
Solve 1st to 4th degree equations with a dedicated scientific keyboard.
Date de mise à jour
10 agt 2026