If `alpha,beta`, are the roots of quadratic equation `7x^2-13x-2=0` then find `(alpha+beta)/(alpha beta)`

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 quadratic equation x^2+5x-1=0 then, find alpha^3+beta^3

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 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 roots of quadratic equation 2x^(2)+3x-4=0 then find alpha+beta

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 x^2 -5x +6 =0 then find alpha^2 + beta^2