Quadratic equation calculator

Quadratic equation has the basic form: ax2+bx+c=0
eq2
Enter the quadratic equation's coefficients a, b, and c of its basic standardized form. A solution of quadratic equations is usually two different real or complex roots or one double root — the calculation using the discriminant.


Calculation:


Solution in text:

2a2-20a+36=0 ... quadratic equation

Discriminant:
D = b2 - 4ac = 112
D > 0 ... The equation has two distinct real roots

a1 = 7.6457513
a2 = 2.3542487

P = {7.6457513; 2.3542487}