Relationship between zeros of cubic polynomial and its coefficients

Relationship between zeros of quadratic polynomial and its coefficient

Relationship between zeros of polynomial with degree >3 and its coefficients

Find the zeros of the polynomial f(u)=4u^2+8u , and verify the relationship between the zeros and its coefficients.

Find the zeroes of the quadratic polynomial 2x^(2)+x=15 and and verify a relationship between the zeroes and its coefficients.

Find the zeros of the polynomial f(u)=4u^(2)+8u, and verify the relationship between the zeros and its coefficients.

Verify that 3,-1,-1/3 are the zeros of the cubic polynomial p(x)=3x^(3)-5x^(2)-11x-3. verify the relationship between the zeros and its coefficients.

Verify that 3,\ -1 and -1/3 are the zeros of the cubic polynomial p(x)=3x^3-5x^2-11 x-3 and then verify the relationship between the zeros and its coefficients.

Verify that 3,-1 and -(1)/(3) are the zeros of the cubic polynomial p(x)=3x^(3)-5x^(2)-11x-3 and then verify the relationship between the zeros and its coefficients.

Find the zeroes of the quadratic polynomial p(x)=abx^2+(b^2-ac)x-bc and verify the relationship between the zeroes and its coefficients.

Find the zeroes of the quadratic polynomial p(x)=2x^2+5x-12 and verify the relationship between the zeroes and its coefficients.