Question

which of the following represents the set of possible rational roots for the polynomial shown below? x^3+5x^2-8x-20=0

Answer 1

x - -5.78526086, -1.50769051, 2.29295138

Explanation:

graph each side of the equation. the solution si the x-value of the point of intersection.

Answer 2

{1,4,5,10,20}