If `alpha` and `beta` are the roots of the quadratic equation `x^2-3x-2=0`, then `alpha/beta+beta/alpha=`

If alpha " and " beta are the roots of the quadratic equation x^2 -5x +6 =0 then find alpha/beta + beta/alpha

If alpha and beta are the roots of the quadratic equation 2x^2+6x-5=0 , then find (alpha+beta) and alpha xx beta .

If alpha and beta are the roots of the quadratic equation 2x^2+6x-5=0 , then find (alpha+beta) and alpha xx beta .

If alpha and beta are the roots of the quadratic equation 2x^2+6x-5=0 , then find (alpha+beta) and alpha xx beta .

If alpha,beta are the roots of the quadratic equation 4x^(2)-4x+1=0 then alpha^(3)+beta^(3)=

If alpha and beta are the roots of quadratic equation x^2+5x-1=0 then, find alpha^3+beta^3

If alpha and beta are the roots of quadratic equation x^2+5x-1=0 then, find alpha^2+beta^2

If alpha and beta are the roots of the quadratic equation x^(2) + 3x - 4 = 0 , then alpha^(-1) + beta^(-1) = "_____" .

If alpha " and " beta are the roots of the quadratic equation x^2 -5x +6 =0 then find alpha^2 + beta^2