Quadratic Equation Calculator

Very handy quadratic equation calculator for students and teachers to solve quadratic equation online easily. Note: Your browser should be JavaScript enabled to use this calculator.

Quadratic Calculator
A quadratic is a curve of the parabola family.
They are written in the format ax2+bx+c=0.

x2+ x+ =0

The area bounded by the curve above the x-axis is: sq. units.
The gradient of the curve at any point is: .
The value of the curve occurs at co-ordinates:

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