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  4. If α, β, γ are the roots of the equation x3+2 x2-x+1=0, the value of ((2-α)(2-β)(2-γ)/(2+α)(2+β)(2+γ)), is :

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Q. If $\alpha, \beta, \gamma$ are the roots of the equation $x^3+2 x^2-x+1=0$, the value of $\frac{(2-\alpha)(2-\beta)(2-\gamma)}{(2+\alpha)(2+\beta)(2+\gamma)}$, is :

Complex Numbers and Quadratic Equations

Solution:

Correct answer is (b) -5