If α and β are the zeros of polynomial x2+3x−2, find 1(α)3+1(β)3.
If α, β, γ are the roots of x3 + 3x + 2 = 0. Find the equation whose roots are α3, β3, γ3. Also find the value of α3 + β3 + γ3 - 3αβγ.