What is the value of the symmetric sum 1α+1β+1γ\frac{1}{\alpha} + \frac{1}{\beta} + \frac{1}{\gamma}α1+β1+γ1 for x3−4x2+2x−1=0x^3 - 4x^2 + 2x - 1 = 0x3−4x2+2x−1=0?
111
222
444
−1-1−1