If `alpha` and `beta` are the roots of `x^2-4x+3` then find the `1/alpha +1/ beta`

If alpha and beta are the roots of 4x^(2) + 3x +7 =0 then the value of 1/alpha + 1/beta is

If alpha and beta are the roots of 2x^(2) + 5x - 4 = 0 then find the value of (alpha)/(beta) + (beta)/(alpha) .

If alpha and beta are the roots of 2x^(2) - x - 2 = 0 , then (alpha^(3) + beta^(-3) + 2alpha^(-1) beta^(-1)) is equal to

If alpha, beta and 1 are the roots of x^3-2x^2-5x+6=0 , then find alpha and beta

If alpha, beta and 1 are the roots of x^3-2x^2-5x+6=0 , then find alpha and beta

If alpha and beta are the roots of equation x^2-4x+1=0 , find alpha^3+beta^3

If alpha and beta are the roots of equation x^2-4x+1=0 , find alpha^2+beta^2

If alpha and beta are the roots of equation x^(2)-4x+1=0 , find (i) alpha^(2)+beta^(2) (ii) alpha^(3)+beta^(3)