Math

Quadratic Equation Calculator

Solve a quadratic equation using the discriminant. Reports real or complex roots and the vertex.

Inputs

Result
x₁
2
x₂1
Discriminant1
Vertex(1.5, -0.25)
x = (−b ± √(b² − 4ac)) / 2a
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What is X% of Y, and other common percentage problems.

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Solve A:B = C:? proportions.

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Area of rectangles, triangles, circles & trapezoids.

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Volume of boxes, cylinders, spheres and cones.

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