아름다운, 매우 유용한 간단한 이차 방정식 솔버.
Are you finding a way to cross check your Quadratic Equation roots? Or are having a tough time doing the complicated math? Look no further! Quadratic ES (Equation Solver) is the right app for you. It's fast, accurate and beautiful. Find out the roots of any Quadratic Equation just by entering the respective co-efficients. Supports Android 4.0.3 and up. Optimized for Android Marshmallow.