If α,β,γ\alpha, \beta, \gammaα,β,γ are roots of x3−2x2+1=0x^3 - 2x^2 + 1 = 0x3−2x2+1=0, what is 1α+1β+1γ\frac{1}{\alpha} + \frac{1}{\beta} + \frac{1}{\gamma}α1+β1+γ1?
0
1
-1
2