Let `alpha and beta` are the roots of `x^2 + 10x -7=0`. If `a_n=alpha^n +beta^n` for `n leq 1` then the value of `(a_12-7a_10)/(2a_11)` is

Let alpha and beta be the roots of equation x^2-6x -2=0 . If a_n=alpha ^n - beta ^n , for n ge 1 then the value of (a_10-2a_s)/(2a_9) is equal to

Let alpha and beta be the roots of the equation x^2-6x-2=0 . If a_n=alpha^n-beta^n , for nge1 , then the value of (a_10-2a_8)/(2a_9) is equal to

Let alpha and beta be the roots of equation x^2-6x-2""=""0 . If a_n=alpha^n-beta^n ,""for""ngeq1 , then the value of (a_(10)-2a_8)/(2a_9) is equal to: (1) 6 (2)-6 (3) 3 (4) -3

Let alpha and beta be the roots of the equation x^2-6x-2=0 If a_n=alpha^n-beta^n for ngt=0 then find the value of (a_10-2a_8)/(2a_9)

alpha and beta are the roots of x^2-x-1=0 and S_n=2023 alpha^n 2024 beta^n then

Let alpha and beta be the roots of x^2-6x-2=0 with alpha>beta if a_n=alpha^n-beta^n for n>=1 then the value of (a_10 - 2a_8)/(2a_9)

Let alpha and beta be the roots of x^2-6x-2=0 with alpha>beta if a_n=alpha^n-beta^n for n>=1 then the value of (a_10 - 2a_8)/(2a_9)

Let alpha and beta be the roots of x^2-6x-2=0 with alpha>beta if a_n=alpha^n-beta^n for n>=1 then the value of (a_10 - 2a_8)/(2a_9)