If `alpha, beta ` are the roots of the equation `x^2-(1+n^2)x+1/2(1+n^2+n^4)=0`, then `alpha^2+beta^2` is

If alpha,beta are the roots of the equation 2x^(2) - 2(1+n)^(2) x+(1 + n^(2)+ n^(4))=0 then what is the value of alpha^(2) + beta^(2) ?

If alpha, beta are the roots of the equation : 2x^2-2(1+n^2)x+(1+n^2+n^4)=0 , then what is the value of alpha^2 + beta^2 ?

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) - 4x + 8 = 0 . Them for any ninN,alpha^(2n)+beta^(2n) equals

If alpha and beta are the roots of the equation x^(2) -1 =0 " then " (2alpha)/(beta ) + (2 beta)/(alpha) is equal to ..........

If alpha,beta are the roots of the equation x^(2)-mx+n=0 the value of (1+a+a^(2))(1+beta+beta^(2)) is