If `alpha and beta` are the roots of the equation `375 x^(2) - 25x - 2 = 0`, then `lim_(n to oo) Sigma^(n) alpha^(r) + lim_(n to oo) Sigma^(n) beta^(r) ` is equal to :

If alpha and beta are the roots of the equation 375 x^(2) - 25x - 2 = 0 , then lim_(n rarr oo) Sigma_(r = 1)^n alpha^(r) + lim_(n rarr oo) Sigma_(r = 1)^n beta^(r) is equal to :

If alpha and beta are the roots of the equation 375x^(2)-25x-2=0, then the value of lim_(n rarr oo)(sum_(r=1)^(n)alpha^(r)+sum_(r=1)^(n)beta^(r)) is

If alpha and beta are the roots of the equation x^(2)-ax+b=0 and A_(n)=alpha^(n)+beta^(n)

If alpha,beta are the roots of the equation x^(2) - 4x + 8 = 0 . Them for any ninN,alpha^(2n)+beta^(2n) equals

If alpha, beta are the roots of the equation x^2-4x+8 = 0 then for any n in N, (alpha)^(2n)+(beta)^(2n) =

If alpha,beta are the roots of the equation x^2-2x+4=0 , find alpha^(n)+beta^(n) for (a) n=3k, k in N