Cubic equation calculatorCubic equation has the basic form:
Enter the coefficients a, b, c, d of cubic equation in its basic standardized form. The solution of the cubic equation are usually three roots, two of which may be complex. Calculation is done by Cardan formula.
x1 = 8.94695974511
x2 = -2.73325591833
x3 = 5.78629617322