Quadratic Equation Calculator

Quadratic equation solver / calculator.

Enter the quadratic equation coefficients a, b, c and press the Calculate button:

			Enter a:		Enter b:		Enter c:
	The quadratic equation:			x2 +		x +		= 0
	Discriminat:		Δ  =
	Quadratic formula:		x1,2=
	First root:		x1   =
	Second root:		x2   =

The quadratic equation is given by:

ax² + bx + c = 0

 

The quadratic formula is given by:

The discriminat is:

Δ = b² - 4ac

 

The quadratic formula with discriminat is:

 

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See also

• How to solve the quadratic equation
• Online calculators