Question

if alpha and beta are the zeros of the polynomial 2/3x²-x+1, then find alpha+beta​

Answer 1

Answer:

Alpha and beta are non real numbers.

Because b²-4ac=(-1)²-4×(2/3)×1 = 1-(8/3) = (3-8)/3 = -5/3

And -5/3 is less than 0. i.e. D<0.