The polynomial P(x)=x3−7x+6P(x) = x^3 - 7x + 6P(x)=x3−7x+6 has roots α,β,γ\alpha, \beta, \gammaα,β,γ. Find 1α+1β+1γ\frac{1}{\alpha} + \frac{1}{\beta} + \frac{1}{\gamma}α1+β1+γ1.
7/67/67/6
6/76/76/7
777
1/61/61/6