Let \( \alpha \) and \( \beta \) be the roots of \( x^{2}-6 x-2=0 \...

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Let \( \alpha \) and \( \beta \) be the roots of \( x^{2}-6 x-2=0 \). If \( a_{\mathrm{n}}=a^{\mathrm{n}}-\beta^{\mathrm{n}} \) for
P \( n \geq 1 \), then the value of \( \frac{a_{10}-2 a_{8}}{3 a_{9}} \) is:

WV
[JEE Main-2021 (February)]
(a) 4
(b) 1
(c) 2
(d) 3
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