If α,β,γ\alpha, \beta, \gammaα,β,γ are the roots of x3−2x2+5x−3=0x^3 - 2x^2 + 5x - 3 = 0x3−2x2+5x−3=0, find the value of α2+β2+γ2\alpha^2 + \beta^2 + \gamma^2α2+β2+γ2.
-6
4
-14
14