If - - are the roots of x 1 2 0 1 1 1 x 2 - 0 then -n-n-

The correct option is B 2 x amp; 1 amp;2 0 amp; 1 amp; 1 1 amp; x amp; 2=0 So, x(2 x) 1( 1)+2( 1)=0 2x x^2 1=0 ...

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Determinant

If α, β are...

Question

If $α, β$ are the roots of $∣ ∣ ∣ ∣ \begin{matrix} x & 1 & 2 0 & 1 & 1 1 & x & 2 \end{matrix} ∣ ∣ ∣ ∣$ = 0 then $α^{n} + β^{n} = ?$

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