Verify that 3,-1 and -1/3 are the zeroes of the cubic polynomial p (x)= 3x^3 – 5x^2 – 11x – 3, and then verify the relationship between the zeroes and the coefficient. -1 and -1/3 are the zeroes of the cubic polynomial p (x)= 3x^3 - 5x^2 - 11x - 3 and then verify the [...]