If α,β be the roots of the equation u2−2u+2=0 and if cotθ=x+1, th – InterviewSolution

1.	If α,β be the roots of the equation u2−2u+2=0 and if cotθ=x+1, then [(x+α)n−(x+β)n][α−β] is equal to
Answer» If $α, β$ be the roots of the equation $u^{2} - 2 u + 2 = 0$ and if $cot θ = x + 1$ , then $\frac{[(x + α)^{n} - (x + β)^{n}]}{[α - β]}$ is equal to

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