If `alpha` and `beta` are the zeros of the polynomial `p(x) = 2x^(2) + 5x + k` satishfying the relation `alpha^(2) + beta^(2) + alpha beta = 21/4` then k = …………

If alpha and beta are the zeros of the polynomial f(x)=2x^(2)+5x+k satisfying the relation alpha^(2)+beta^(2)+alpha beta=(21)/(4) ,then find the value of k for this to be possible.

If alpha and beta are the zeros of the polynomial f(x)=2x^2+5x+k satisfying the relation alpha^2+beta^2+alphabeta=(21)/4 , then find the value of k for this to be possible.

If alpha and beta are the zeros of the polynomial p(x) = x^(2) - px + q , then find the value of (1)/(alpha)+(1)/(beta)

If alpha and beta are the zeroes of the polynomial f(x) = 5x^(2) - 7x + 1 , then find the value of ((alpha)/(beta) + (beta)/(alpha)) .

If alpha and beta are the zeros of the quadratic polynomial p(x)=4x^(2)-5x-1, find the value of alpha^(2)beta+alpha beta^(2)

If alpha and beta are the zeroes of the polynomial f(x) = 5x^(2) - 7x + 1 then find the value of ((alpha)/(beta)+(beta)/(alpha)) .

if alpha& beta are zeroes of the polynomial 2x^(2)-5x+8 then

If alpha and beta are the zeroes of the polynomial 2x^2 + 5x + 1 , then the value of alpha +beta+ alpha beta is

If alpha and beta are zeroes of the polynomial f(x) = x^(2) - x - k , such that alpha- beta = 9 . find k.

If alpha and beta are zeroes of the polynomial p(x) = x^(2) - 5x +6 , then the value of alpha + beta - 3 alpha beta is