David Frenkel

  • Quadratic equation solver




    This is a quadratic equation solver.You enter the 3 variables and press the button and it calculates you're answer.If you don't know what a quadratic equation is visit : http://en.wikipedia.org/wiki/Quadratic_equation .Please inform me about any problem with the app so I can fix it.

  • Yes/No




    My first Android app. Simple Yes and No program. Say a yes and no question and it gives an answer.

  • Are you this developer?