If `alpha` and `beta` are the zeros of the quadratic polynomial `f(x)=x^2-x-4` , find the value of `1/alpha+1/beta-alphabeta` .

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

If alpha and beta are the zeros of the quadratic polynomial f(x)=6x^2+x-2 , 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^2beta+alphabeta^2 .

If alpha and beta are the zeros of the quadratic polynomial p(y)=5y^2-7y+1 , find the value of 1/alpha+1/beta .

If alpha and beta are the zeros of the quadratic polynomial f(t)=t^2-4t+3 , find the value of alpha^4beta^3+alpha^3beta^4 .

If alpha and beta are the zeros of the quadratic polynomial p(s)=3s^2-6s+4 , find the value of alpha/beta+beta/alpha+2(1/alpha+1/beta)+3alphabeta .

If alphaa n dbeta are the zeros of the quadratic polynomial f(x)=x^2-p x+q , then find the values of (i)alpha^2+beta^2 (ii) 1/alpha+1/beta

If alpha and beta are zeroes of the quadratic polynomial f(x) =3x^(2)-5x-2 , then find the value of ((alpha^(2))/(beta)+(beta^(2))/(alpha))+6(alpha+1)(beta+1) .

If alpha and beta are the zeros of the quadratic polynomial f(x)=a x^2+b x+c , then evaluate: (i) alpha-beta (ii) 1/alpha-1/beta (iii) 1/alpha+1/beta-2alphabeta

If alpha and beta are the zeros of the quadratic polynomial f(x)=a x^2+b x+c , then evaluate: (i) alpha^2beta+alphabeta^2 (ii) alpha^4+beta^4 (iii) 1/(aalpha+b)+1/(abeta+b)