A program, which will calculate at least one of the roots of the equation,
63x3 - 183 x2 + 97 x + 55 = 0
Use the Regula Falsi method, which is expressed as,
xj+2 = xj+1 - f(xj+1) (xj+1 - xj) / (f(xj+1) - f(xj))
First, you should assume values for x1 and x2.