This is a free mathematical calculator which is able to solve quadratic equations. The app is able to find both real and complex roots. Just enter the coefficients / parameters of the equation. The best math tool for school and college! If you are a student, it will helps you to learn algebra. Note: Quadratic equations help you to find the vertex and extremal values (minimum and maximum) of a parabola. Quadratic functions are frequently used in physics, engineering, economics, biology and many other areas.
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Official DVSA Theory Test Kit Free
Contains ALL the information you need to pass your car theory test first time.