Quadratic equation calculator
Quadratic equation has the basic form: ax2+bx+c=0Enter 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:
-n2-9n+162=0 ... quadratic equationDiscriminant:
D = b2 - 4ac = 729
D > 0 ... The equation has two distinct real roots
n1 = 9
n2 = -18
P = {9; -18}