class 11 Math Algebra Quadratic Equations

Let $α$and $β$be the roots of equation $x_{2}−6x−2=0$. If $a_{n}=α_{n}−β_{n},forn≥1$, then the value of $2a_{9}a_{10}−2a_{8} $is equal to:

(a)

6

(b)

$−6$

(c)

3

(d)

$−3$

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determinants

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determinants

matrices

binomial theorem

complex numbers and quadratic equations

sequences and series